問題一覧
1
Surface tension has which of the following properties? i. It has a unit of force per unit length ii. It exists whenever there is density discontinuity iii. it is strongly affected by pressure
i and iii
2
Which of the following statements is NOT correct?
The Reynold's Number is the ratio of the viscous force to the inertial force
3
Pluto travels from perhelion to aphelion. What is the work done by gravity on Pluto?
negative
4
What is the most convenient way of expressing hydronium ion concentration?
pH scale
5
The differential of the shear equation is which of the following?
load on the beam
6
Sec. 23 of Art III of RA 7920 Issuance of Certificate of Registration. The professional is required to renew his license every _____ years upon payment of registration fees.
3
7
What is CD ROM?
Compact Disc Read Only Memory
8
As the amount of slip increases, additional deformation becomes more difficult and decreases until the plastic flow finally stops. Slip may begin again only if a larger stress is applied. What is this phenomenon known as?
strain hardening
9
The alternate or back-up source of power in a hospital shall have a capacity to sustain its connected loads for a minimum of how many hours?
1.5 hours
10
The ratio of lateral strain to the linear strains is
Poisson's Ratio
11
What are valence electrons?
the outer-shell electrons
12
Which of the following is not a fundamental rule in PEC?
Construction Rule
13
Among physical laws listed, which one is different?
Law of Gravity
14
Which of the following is FALSE?
grain size is of minor importance in considering the properties of poly-crystalline materials
15
R.A. 7920, Rule 2(d) is defining:
Board of Electrical Engineering
16
Codes are always
Agreed upon in advance between sender receiver
17
Function of data link protocol that coordinates hop-to-hop data delivery where a hop maybe a computer, a network controller or a network-connecting device such as router.
Line discipline
18
Also known as PRC Renewal Law
RA 8981
19
A voltage level exceeding one (1) kV up to 34.5 kV is:
Medium Voltage
20
A boy throws a ball with negligible air resistance. What happen to its acceleration?
remains constant
21
A shaft made of good quality steelbreaks in half due to fatigue. What would the surface of the fracture site look like?
smooth over most of the surface, with tearing at the location of fracture
22
The greatest stress which a material is capable of withstanding without a deviation from acceptable stress to strain is called _____.
proportional limit
23
What is HTML?
Hypertext Markup Language
24
What is the first coordination number for a face centered cubic structure?
12
25
For watercrafts, the electrical permit shall be secured from which of the following government agency?
Maritime Industry Authority
26
What is the article V of Code of Ethics for Electrical Engineers?
Effectivity
27
An RME whose Certificate of Registration has been revoked may, after the lapse of ____ year(s) from the surrender thereof, be reissued with such certificate upon approval by the commission after he has established to the Board that he is still fit to continue practicing his profession.
1
28
In electrochemistry is a loss of
Electron
29
What is the maximum operating temperature of type UF conductor?
60 deg C
30
The deflection of a beam is
inversely proportional to the modulus of elasticity and moment of inertia
31
MS-WORD is a type of?
application software
32
In bathtub and shower areas no part of cord-connected fixtures, lighting track, pendants, or ceiling-suspended(paddle) fans shall be located within a zone measured ________ horizontally and _______ vertically from the top of the bathtub rim or shower stall threshold.
900mm, 2400mm
33
Write the chemical formula for Aluminum Sulfate
Al2(SO4)3
34
What of the following statements regarding organic substances is FALSE?
organic matter is generally stable at very high temperatures
35
Three of the following are the new states of matter except ONE.
triple-phase
36
It is the process of determining the value or worth of a physical property for a specific reason.
valuation
37
The First Law of Thermodynamics is based on which of the following principles?
conservation of energy
38
A computer _______ is self-replicating computer program.
Worms
39
Which of the following elements and compounds is unstable in its pure form?
Sodium (Na)
40
Is the annoying brightness of light source in person's normal field vision.
direct glare
41
The property that characterizes a materials ability to be draw into a wire is its
ductility
42
Wire ways shall be supported at intervals NOT exceeding a certain minimum distance. How much is the distance?
1500 mm
43
Which of the following statements is FALSE?
The Reynold's Number is the ratio of the viscous force to the Inertial force.
44
It state that if two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other.
Zeroth law of thermodynamics
45
When using net present worth calculations to compare two projects, which of the following could invalidate the calculation?
evaluating over different time periods
46
What is the chemical formula of Sodium Chloride?
NaCl
47
The effect of silicon in cast iron is to _______.
softens iron and increases ductility below 3.25%, hardens iron above 3.25% and increase acid and corrosion resistance above 13%
48
How many independent properties are required to completely fix equilibrium of a pure gaseous compound?
2
49
The following belongs to the Seven Fundamental Units except ONE.
Celsius
50
What is the chemical formula for Ammonia?
NH3
51
Qualifications of Applicants for Registration as Professional Electrical Engineer who were registered as Assistant/Associated Electrical Engineer under RA 184 is Rule _________ of R.A. 7920.
15
52
Summation of all heads in another section.
Bernoulli's Principle