問題一覧
1
The strengthening process involving the formation of fine distribution of a second phase is called ______.
Precipitation hardening
2
The temperature above which a ferromagnetic material must be heated to lost is ferromagnetism is called the _____.
Curie temperature
3
The strong magnetic behavior exhibited by permanent magnets is called _______.
Ferromagnetism
4
What refers to the measure of the atom’s tendency to attract an additional electron?
Electron affinity
5
Which of the following is NOT a noble gas?
Antimony
6
The most electronegative element among the following is:
Fluorine
7
The ionization energy is _________ to the atomic size of atom.
inversely proportional
8
A motorist starts a trip on a cold morning when the temperature is 4 degrees Celsius and she checks her tire pressure at a gas station and
finds the pressure gauge reads 32 psi. After driving all day, her tires
heat up and by afternoon the tire temperature has risen to 50 degrees
Celsius. Assuming the tire volume is constant, to what pressure will the
air in the tires have risen?
54.8 psia
9
How many grams of oxygen are there in 2.5 moles of Ca(NO3)2? (Ca =
240 g
10
Calculate the oxygen pressure in a mixture of 0.500 mol of oxygen and 0.750 mol of nitrogen with a total pressure of 40.0 kPa.
16.0 kPa
11
The properties of a material that do not change when the amount of substance changes is called _______ properties.
intensive
12
What happens to the pressure of a sample of helium gas if the temperature is increased from 200 K to 800 K, with no change in volume?
P will increase by a factor of 4
13
Calculate the mass at STP, in grams, of 230 ml of Cl2 gas at 20°C and 740 torr pressure.
0.662 g
14
What would be the number of moles of chlorine gas present if the gas fills a 75-ml flask having a pressure of 755 mmHg and a temperature of 100°C?
0.00243
15
A 400 kN block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force P required to cause motion to impend if applied to the block.
160 kN
16
The rate of change in momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as ______.
The Law of Acceleration
17
What is the sign of the focal length for convex spherical mirrors?
Negative
18
This phenomenon is evident in making and designing plane and spherical mirrors.
Reflection
19
Which one of the following statements is true concerning the motion of an ideal projectile launched at an angle of 45° to the horizontal?
The vertical speed decreases on the way up and increases on the way down.
20
The area between the graph and the time axis of a velocity versus time graph gives the ______.
displacement
21
The coefficient of static friction between a box and a ramp is 0.5. The ramp’s incline angle is 30°. If the box is placed at rest on the ramp, the box will
accelerate down the ramp
22
A crate of mass 100 kg rests on the floor. The coefficient of static friction is 0.4. If a force of 250 N (parallel to the floor) is applied to the crate, what’s the magnitude of the force of static friction on the crate?
250 N
23
A rotating, rigid body makes one complete revolution in 2 s. What is the average angular velocity in rad/s?
Pi
24
The slope of a velocity versus time graph gives the ______.
acceleration
25
In which of these situations can an 8-bit system correctly access more than 128 different integers?
when the integers are in the range of [-255, 0]
26
What is the final value of Y in terms of X
INPUT X Y = 0
Z = x+1
FOR K = 1 TO Z
Y = Y+Z
NEXT K
Y = Y-(2*Z-1)
X²
27
Which of the following is the ground state electron configuration of a copper atom?
1s²2s²2p⁶3s²3p⁶4s¹3d¹⁰
28
Describe what will happen to the light ray traveling from one medium to another if the second medium has a higher index of refraction than the first medium.
Light will bend towards the normal line.
29
Images produced by convex mirrors are always
Smaller than the object
30
A flashlight and the lights in a car use a ______ mirror to create a beam of light.
Concave
31
Which of the following colors represents the greatest value in terms of wavelength?
Red
32
Which of the following is an example of top-down approach for the preparation of nanomaterials?
Mechanical Grinding
33
Which layer of the atmosphere is greatly affected by air pollution?
Troposhere
34
The computer language that is executed within a computer's central processing unit is called.
A machine language
35
Which of the following terms is best defined as a formula or set of steps for solving a particular problem?
Algorithm
36
Only about 20% of the potential energy of gasoline is used in powering an automobile. The remaining energy is lost as low-quality heat. This is an example of the ____.
Second law of thermodynamics
37
Which of the following is NOT an advantage of nuclear fusion?
None of the choices
38
Particulates (<1μm size) remaining suspended in air indefinitely and transported by wind currents are called ____.
Aerosols
39
A block of mass 2 kg slides on an inclined plane that makes a 30- degree angle with the horizontal. If the coefficient of friction between the block and the plane is 0.86, what should be the force parallel to the plane applied to the block so that it moves up the plane without any acceleration?
24.4N
40
A common unit of energy is the electronvolt. 1 eV = _____ J.
1.6 x 10-19
41
A sound wave with a frequency of 343 Hz travels through the air. What is its wavelength?
1 m
42
From a height of 100 m, a ball is thrown horizontally with an initial speed of 15 m/s. How far does it travel horizontally in the first 2 seconds?
30 m
43
A car is traveling in a straight line along a highway at a speed of 20 m/s. The driver steps on the gas pedal and, 3 seconds later, the car’s speed is 32 m/s. Find its average acceleration.
4 m/s2
44
A stone is thrown horizontally with an initial speed of 30 m/s from a bridge. Find the stone’s total speed when it enters the water 4 seconds later. (Ignore air resistance).
50 m/s
45
A car is traveling in a straight line along a highway at a constant speed of 80 miles per hour for 10 seconds. Find its acceleration.
0
46
A car is traveling at 20 m/s away from a stationary observer. If the car’s horn emits a frequency of 600 Hz, what frequency will the observer hear? (Use v = 340 m/s for the speed of sound.)
(34/36)(600 Hz)
47
What is the wavelength of an X-ray whose frequency is 1.0 × 1018 Hz?
3.0 x 10^-10 Hz
48
Light travels ______ in matter than in vacuum.
slower
49
e^x
50
The most general thermodynamic process is _____.
Polytropic
51
In considering your target market, a describes two or more customer segments that are linked but independent of each other
Multisided market
52
What is the coordination number of a face- centered cubic unit cell?
12
53
Which of the following statements define environmental chemistry?
study of chemical reactions that occur in water, air, land, biological habitats, and human activities
54
The command ‘pedit’ is used for _______________
editing of poly line properties
55
The statement of cash flows is divided into _________ activities.
operating, investing, and financing
56
A 6 inch copper wire is stretched to a total length of 6.05 inches. What is the strain?
0.0083
57
________ is a doctrine in copyright law that permits limited use of copyrighted material without having to first acquire permission from the copyright holder.
Fair Use
58
How many sections are there in R.A. 9292?
43
59
Which of the following flows is also called sanitary sewage?
Dry weather flow
60
The Practice of the Profession is provided in what section of R. A. No. 9292?
Section 27
61
During the tension deformation of a metal test bar, necking occurs when_____.
The ultimate tensile strength is reached
62
The most common file extension for CAD drawings consisting of vector image data. This is the native format for most CAD applications.
.dwg
63
According to Book 2 of the Philippine Electronics Code, a sufficient number of audible notification appliances shall be used to produce a minimum of ____ dBA, or 10 DB above ambient noise level having a duration of at least ____ seconds, whichever is greater.
65, 30
64
What tensile stress is required to produce a strain of 8 x 10-5 in aluminum? Young’s modulus of aluminum is 70 GPa.
5.6 MPa
65
An engineer who enjoys a good reputation for his many years of work in constructing large public buildings and who is currently engaged in the conversion of an old school into a condominium is asked by a neighbor to interior design her 80-year old, 12-room house. What should the engineer do?
Turn down the job
66
A bank gives a loan to a company to purchase equipment worth P 10,000,000 at an interest rate of 18% compounded annually. This amount should be repaid in 15 yearly equal installments. Find the installment amount that the company has to pay to the bank.
P 1,964,000
67
Donald's Shawarma Stand started the year with total assets of P210,000 and total liabilities of P120,000. During the year, the business recorded P330,000 in revenues, P165,000 in expenses, and dividends of P60,000. What is the company's net income?
P 165,000
68
RA 9514 is also known as the ____.
Revised Fire Code of the Philippines
69
This includes first cost and later expenditures that have substantial and enduring value (generally more than one year) for upgrading, expanding, or changing the functional use of a facility, product, or process.
Investment cost
70
What is the title of Book 2 (Volume 2) of the Philippine Electronics Code?
Fire Detection and Alarm System
71
The sum of those costs, including consequential costs such as schedule impact, associated with the rejection or rework of a product, process, or service due to a departure from established requirements.
Deviation costs
72
Which type of load is NOT resisted by a pinned joint?
Moment
73
A P50,000 bond is being sold. The interest rate given to the holder is 8% (P2,000 to the bond holder every 6 months). The bond life is 10 years. At that time, the owner will receive the P50,000 back plus the last P2,000 interest payment. If your minimum interest rate is 12% compounded semiannually, what would you pay for the bond?
P 38,530.80
74
A circular shaft subjected to pure torsion will display which of the following?
Maximum shear stress at the outer fiber
75
When carbon is dissolved in iron to a concentration of 0.5 weight percent carbon and the alloy is heated to 900 degrees Celsius, what phase is present?
Austenite
76
A 3 mm thick aluminum sheet is cut with a 4 cm diameter round punch. If the punch exerts a force of 6 kN, what is the shear stress in the sheet?
15.9 MPa
77
If the load on a test material is carried beyond the ultimate tensile strength of the material, it will
Continue bending until strain failure occurs
78
Miss Ella who is now 35 years old is planning for her retired life. She plans to invest an equal sum of P 10,000 at the end of every year for the next 25 years starting from the end of next year. The bank gives 20% interest rate, compounded annually. Find the maturity value of her account when she is 60 years old.
P 4,719,810
79
A person wishes to have a future sum of P 1,000,000 for his son’s education after 10 years from now. What is the single payment that he should deposit now so that he gets the desired amount after 10 years? The bank gives a 15% interest rate compounded annually.
P 247,200
80
The specific weight of a fluid is
The weight of the fluid per unit volume
81
The method of computing depreciation in which the annual charge is a fixed percentage of the depreciated book value at the beginning of the year to which the depreciation applies.
Declining balance depreciation
82
The maximum torque on a 15 cm diameter solid shaft is 13500 N-m. What is the maximum shear stress in the shaft?
20.4 MPa
83
When is the approval date of R.A. 9292?
April 17, 2004
84
The command ‘Explode’ is used for _________________________
breaking a poly line into individual segments
85
The major pathways of exposure to toxic agents are: I. Inhalation, II. Ingestion, III. Whole body, IV. Skin absorption, V. eyes and hands
I, II, IV
86
The value [(1 + i)n - 1]/[i(1 + i)n] is known as _________.
uniform series present worth factor
87
Decisions for which the analyst elects to consider several possible futures, the probabilities of which cannot be estimated.
Decisions under uncertainty and risk
88
What factor should you use if you want to solve for the uniform series value given a future value?
Sinking Fund Factor
89
The angle between isometric axes is ________ degrees.
120
90
______ refers to other act of transmitting misleading or inaccurate information about the source of the phone call or text message, with the intent to defraud, cause harm or wrongfully obtain anything of value.
Spoofing
91
The Penal Provision of R. A. No. 9292 is provided in what section of the law?
Section 35
92
Why is carbon dioxide called a greenhouse gas?
Because they absorb heat
93
The strengthening process involving the formation of fine distribution of a second phase is called____
Precipitation hardening
94
The ethical responsibility of an engineer (ranked from highest to least important) is to:
(1) Society (2) Client (3) Profession (4) Yourself
95
The command which is used to create a round corner between two lines is __________
Fillet
96
Which of the following types of bonding is characterized by a strong attraction between a lattice of positive ions and a sea of delocalized electrons?
Metallic
97
In which process of water softening, the chemicals are added to remove hardness from water?
Lime soda process
98
The date of effectivity of the Implementing Rules and Regulations (PRC resolution 1032) of the CPD Act of 2016 (RA 10912)
March 15, 2017
99
Which of the following elements does not have a face-centered cubic structure?
Sodium
100
A high-end gaming laptop was purchased for P200,000 and has an expected life of 7 years. At the end of 7 years, the salvage value is estimated to be P9,200. According to straight line depreciation and sinking fund depreciation, what is the book value of the computer at the end of 4 years? Interest is 3% per year.
P 90,971.43; P 95,825.13
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問題一覧
1
The strengthening process involving the formation of fine distribution of a second phase is called ______.
Precipitation hardening
2
The temperature above which a ferromagnetic material must be heated to lost is ferromagnetism is called the _____.
Curie temperature
3
The strong magnetic behavior exhibited by permanent magnets is called _______.
Ferromagnetism
4
What refers to the measure of the atom’s tendency to attract an additional electron?
Electron affinity
5
Which of the following is NOT a noble gas?
Antimony
6
The most electronegative element among the following is:
Fluorine
7
The ionization energy is _________ to the atomic size of atom.
inversely proportional
8
A motorist starts a trip on a cold morning when the temperature is 4 degrees Celsius and she checks her tire pressure at a gas station and
finds the pressure gauge reads 32 psi. After driving all day, her tires
heat up and by afternoon the tire temperature has risen to 50 degrees
Celsius. Assuming the tire volume is constant, to what pressure will the
air in the tires have risen?
54.8 psia
9
How many grams of oxygen are there in 2.5 moles of Ca(NO3)2? (Ca =
240 g
10
Calculate the oxygen pressure in a mixture of 0.500 mol of oxygen and 0.750 mol of nitrogen with a total pressure of 40.0 kPa.
16.0 kPa
11
The properties of a material that do not change when the amount of substance changes is called _______ properties.
intensive
12
What happens to the pressure of a sample of helium gas if the temperature is increased from 200 K to 800 K, with no change in volume?
P will increase by a factor of 4
13
Calculate the mass at STP, in grams, of 230 ml of Cl2 gas at 20°C and 740 torr pressure.
0.662 g
14
What would be the number of moles of chlorine gas present if the gas fills a 75-ml flask having a pressure of 755 mmHg and a temperature of 100°C?
0.00243
15
A 400 kN block is resting on a rough horizontal surface for which the coefficient of friction is 0.40. Determine the force P required to cause motion to impend if applied to the block.
160 kN
16
The rate of change in momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as ______.
The Law of Acceleration
17
What is the sign of the focal length for convex spherical mirrors?
Negative
18
This phenomenon is evident in making and designing plane and spherical mirrors.
Reflection
19
Which one of the following statements is true concerning the motion of an ideal projectile launched at an angle of 45° to the horizontal?
The vertical speed decreases on the way up and increases on the way down.
20
The area between the graph and the time axis of a velocity versus time graph gives the ______.
displacement
21
The coefficient of static friction between a box and a ramp is 0.5. The ramp’s incline angle is 30°. If the box is placed at rest on the ramp, the box will
accelerate down the ramp
22
A crate of mass 100 kg rests on the floor. The coefficient of static friction is 0.4. If a force of 250 N (parallel to the floor) is applied to the crate, what’s the magnitude of the force of static friction on the crate?
250 N
23
A rotating, rigid body makes one complete revolution in 2 s. What is the average angular velocity in rad/s?
Pi
24
The slope of a velocity versus time graph gives the ______.
acceleration
25
In which of these situations can an 8-bit system correctly access more than 128 different integers?
when the integers are in the range of [-255, 0]
26
What is the final value of Y in terms of X
INPUT X Y = 0
Z = x+1
FOR K = 1 TO Z
Y = Y+Z
NEXT K
Y = Y-(2*Z-1)
X²
27
Which of the following is the ground state electron configuration of a copper atom?
1s²2s²2p⁶3s²3p⁶4s¹3d¹⁰
28
Describe what will happen to the light ray traveling from one medium to another if the second medium has a higher index of refraction than the first medium.
Light will bend towards the normal line.
29
Images produced by convex mirrors are always
Smaller than the object
30
A flashlight and the lights in a car use a ______ mirror to create a beam of light.
Concave
31
Which of the following colors represents the greatest value in terms of wavelength?
Red
32
Which of the following is an example of top-down approach for the preparation of nanomaterials?
Mechanical Grinding
33
Which layer of the atmosphere is greatly affected by air pollution?
Troposhere
34
The computer language that is executed within a computer's central processing unit is called.
A machine language
35
Which of the following terms is best defined as a formula or set of steps for solving a particular problem?
Algorithm
36
Only about 20% of the potential energy of gasoline is used in powering an automobile. The remaining energy is lost as low-quality heat. This is an example of the ____.
Second law of thermodynamics
37
Which of the following is NOT an advantage of nuclear fusion?
None of the choices
38
Particulates (<1μm size) remaining suspended in air indefinitely and transported by wind currents are called ____.
Aerosols
39
A block of mass 2 kg slides on an inclined plane that makes a 30- degree angle with the horizontal. If the coefficient of friction between the block and the plane is 0.86, what should be the force parallel to the plane applied to the block so that it moves up the plane without any acceleration?
24.4N
40
A common unit of energy is the electronvolt. 1 eV = _____ J.
1.6 x 10-19
41
A sound wave with a frequency of 343 Hz travels through the air. What is its wavelength?
1 m
42
From a height of 100 m, a ball is thrown horizontally with an initial speed of 15 m/s. How far does it travel horizontally in the first 2 seconds?
30 m
43
A car is traveling in a straight line along a highway at a speed of 20 m/s. The driver steps on the gas pedal and, 3 seconds later, the car’s speed is 32 m/s. Find its average acceleration.
4 m/s2
44
A stone is thrown horizontally with an initial speed of 30 m/s from a bridge. Find the stone’s total speed when it enters the water 4 seconds later. (Ignore air resistance).
50 m/s
45
A car is traveling in a straight line along a highway at a constant speed of 80 miles per hour for 10 seconds. Find its acceleration.
0
46
A car is traveling at 20 m/s away from a stationary observer. If the car’s horn emits a frequency of 600 Hz, what frequency will the observer hear? (Use v = 340 m/s for the speed of sound.)
(34/36)(600 Hz)
47
What is the wavelength of an X-ray whose frequency is 1.0 × 1018 Hz?
3.0 x 10^-10 Hz
48
Light travels ______ in matter than in vacuum.
slower
49
e^x
50
The most general thermodynamic process is _____.
Polytropic
51
In considering your target market, a describes two or more customer segments that are linked but independent of each other
Multisided market
52
What is the coordination number of a face- centered cubic unit cell?
12
53
Which of the following statements define environmental chemistry?
study of chemical reactions that occur in water, air, land, biological habitats, and human activities
54
The command ‘pedit’ is used for _______________
editing of poly line properties
55
The statement of cash flows is divided into _________ activities.
operating, investing, and financing
56
A 6 inch copper wire is stretched to a total length of 6.05 inches. What is the strain?
0.0083
57
________ is a doctrine in copyright law that permits limited use of copyrighted material without having to first acquire permission from the copyright holder.
Fair Use
58
How many sections are there in R.A. 9292?
43
59
Which of the following flows is also called sanitary sewage?
Dry weather flow
60
The Practice of the Profession is provided in what section of R. A. No. 9292?
Section 27
61
During the tension deformation of a metal test bar, necking occurs when_____.
The ultimate tensile strength is reached
62
The most common file extension for CAD drawings consisting of vector image data. This is the native format for most CAD applications.
.dwg
63
According to Book 2 of the Philippine Electronics Code, a sufficient number of audible notification appliances shall be used to produce a minimum of ____ dBA, or 10 DB above ambient noise level having a duration of at least ____ seconds, whichever is greater.
65, 30
64
What tensile stress is required to produce a strain of 8 x 10-5 in aluminum? Young’s modulus of aluminum is 70 GPa.
5.6 MPa
65
An engineer who enjoys a good reputation for his many years of work in constructing large public buildings and who is currently engaged in the conversion of an old school into a condominium is asked by a neighbor to interior design her 80-year old, 12-room house. What should the engineer do?
Turn down the job
66
A bank gives a loan to a company to purchase equipment worth P 10,000,000 at an interest rate of 18% compounded annually. This amount should be repaid in 15 yearly equal installments. Find the installment amount that the company has to pay to the bank.
P 1,964,000
67
Donald's Shawarma Stand started the year with total assets of P210,000 and total liabilities of P120,000. During the year, the business recorded P330,000 in revenues, P165,000 in expenses, and dividends of P60,000. What is the company's net income?
P 165,000
68
RA 9514 is also known as the ____.
Revised Fire Code of the Philippines
69
This includes first cost and later expenditures that have substantial and enduring value (generally more than one year) for upgrading, expanding, or changing the functional use of a facility, product, or process.
Investment cost
70
What is the title of Book 2 (Volume 2) of the Philippine Electronics Code?
Fire Detection and Alarm System
71
The sum of those costs, including consequential costs such as schedule impact, associated with the rejection or rework of a product, process, or service due to a departure from established requirements.
Deviation costs
72
Which type of load is NOT resisted by a pinned joint?
Moment
73
A P50,000 bond is being sold. The interest rate given to the holder is 8% (P2,000 to the bond holder every 6 months). The bond life is 10 years. At that time, the owner will receive the P50,000 back plus the last P2,000 interest payment. If your minimum interest rate is 12% compounded semiannually, what would you pay for the bond?
P 38,530.80
74
A circular shaft subjected to pure torsion will display which of the following?
Maximum shear stress at the outer fiber
75
When carbon is dissolved in iron to a concentration of 0.5 weight percent carbon and the alloy is heated to 900 degrees Celsius, what phase is present?
Austenite
76
A 3 mm thick aluminum sheet is cut with a 4 cm diameter round punch. If the punch exerts a force of 6 kN, what is the shear stress in the sheet?
15.9 MPa
77
If the load on a test material is carried beyond the ultimate tensile strength of the material, it will
Continue bending until strain failure occurs
78
Miss Ella who is now 35 years old is planning for her retired life. She plans to invest an equal sum of P 10,000 at the end of every year for the next 25 years starting from the end of next year. The bank gives 20% interest rate, compounded annually. Find the maturity value of her account when she is 60 years old.
P 4,719,810
79
A person wishes to have a future sum of P 1,000,000 for his son’s education after 10 years from now. What is the single payment that he should deposit now so that he gets the desired amount after 10 years? The bank gives a 15% interest rate compounded annually.
P 247,200
80
The specific weight of a fluid is
The weight of the fluid per unit volume
81
The method of computing depreciation in which the annual charge is a fixed percentage of the depreciated book value at the beginning of the year to which the depreciation applies.
Declining balance depreciation
82
The maximum torque on a 15 cm diameter solid shaft is 13500 N-m. What is the maximum shear stress in the shaft?
20.4 MPa
83
When is the approval date of R.A. 9292?
April 17, 2004
84
The command ‘Explode’ is used for _________________________
breaking a poly line into individual segments
85
The major pathways of exposure to toxic agents are: I. Inhalation, II. Ingestion, III. Whole body, IV. Skin absorption, V. eyes and hands
I, II, IV
86
The value [(1 + i)n - 1]/[i(1 + i)n] is known as _________.
uniform series present worth factor
87
Decisions for which the analyst elects to consider several possible futures, the probabilities of which cannot be estimated.
Decisions under uncertainty and risk
88
What factor should you use if you want to solve for the uniform series value given a future value?
Sinking Fund Factor
89
The angle between isometric axes is ________ degrees.
120
90
______ refers to other act of transmitting misleading or inaccurate information about the source of the phone call or text message, with the intent to defraud, cause harm or wrongfully obtain anything of value.
Spoofing
91
The Penal Provision of R. A. No. 9292 is provided in what section of the law?
Section 35
92
Why is carbon dioxide called a greenhouse gas?
Because they absorb heat
93
The strengthening process involving the formation of fine distribution of a second phase is called____
Precipitation hardening
94
The ethical responsibility of an engineer (ranked from highest to least important) is to:
(1) Society (2) Client (3) Profession (4) Yourself
95
The command which is used to create a round corner between two lines is __________
Fillet
96
Which of the following types of bonding is characterized by a strong attraction between a lattice of positive ions and a sea of delocalized electrons?
Metallic
97
In which process of water softening, the chemicals are added to remove hardness from water?
Lime soda process
98
The date of effectivity of the Implementing Rules and Regulations (PRC resolution 1032) of the CPD Act of 2016 (RA 10912)
March 15, 2017
99
Which of the following elements does not have a face-centered cubic structure?
Sodium
100
A high-end gaming laptop was purchased for P200,000 and has an expected life of 7 years. At the end of 7 years, the salvage value is estimated to be P9,200. According to straight line depreciation and sinking fund depreciation, what is the book value of the computer at the end of 4 years? Interest is 3% per year.
P 90,971.43; P 95,825.13