SCIENCE 6

Gaviola Jayson, Alab · 100問 · 2年前

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問題一覧

In any collission, which of the following is conserved

momentum

What is anothers term for modulus of elasticity

Young's modulus

Which of the following is added to the drinking water distribution system for disinfection

Chlorine

An enclosed channel designed expressly for holding wires, cables or busbars with additional function as permitted by the Philippine Electrical Code

Raceway

Service Conductors made up in the form of cable

Service Cable

For hospitals a general lighting load of ___ VA/m² shall be used

A method of identifying the location of a given data Record by its name

Hashing

The professional regulation commission was created under PD

223

The ratio of Cp and Cv is called

plasticity

What is the area under the curve on a temperature-entropy diagram

heat

oxygen is converted into ozone by

electric discharge

Which location may be temporarily subject to dampness or wetness

dry

Which of the following is very reactive in its pure form

Which of the following is an instruction that causes data to be brought from memory into an accumulator register

LOAD

Installation underground or in concrete slabs or masonry in direct contact with the earth

Wet location

MS-Word is a type of

application software

First law of thermodynamics is also known as

Conservation of Energy

What is most common reinforcement for polymer composites

Glass Fiber

A process in which pressure is constant

Isobaric

Which doesn't have electric charge

neutron

What is the maximum efficiency engine operates from a high temperature reservoir to a low temperature reservoir

Carnot

Conservation of ____ is used in collision, explosion and the like

momentum

What is the system programs used to translate directly an assembly language to machine language called

assembler

What best defines annuity

a series of equal payments occuring at equal periods of time

the change that the system undergoes from ine equilibrium state to another is known as

process

what is the entropy of a pure substance at a temperature of absolute zero

zero

What is the amount of heat needed to turn 1 kg of the substance at its melting point from the solid to the liquid state

heat fusion

ideal fluid has

no surface tension, no viscosity and no compressibility

The area of the shear diagram of a beam between any two points on the beam is equal to the

displaces the supply of oxygen

the area of the shear diagram of a beam between any two points on the beam is equal to the

change in moment between the two points

the rocks generally used for roofing is

granite

during a refrigeration cycle heat is rejected in a

condenser

stainless steel resist corrosion due to

chromium

For churches a general lighting load of __ VA m² shall be used

absolute reference in spreadsheet is used by inserting a ____ sign before the column and row. This is used for data reference in another cell

dollar

Earth surface is part of the

lithosphere

this refers to energy-consuming equipment including motors, heaters, furnaces, light sources and other devices which utilize electric energy for any purpose

utilization equipment

a pitot tube is used to measure

velocity of the fluid

Which group of the periodic table is known as the alkali metals

Which law states Entropy of all perfect crystalline solids is zero at absolute zero temperature

third law of thermodynamics

In galvanized iron a lining on iron is provided with

(U +PV) is quantity called

enthalpy

the element that is practically insoluble in solid copper is known as

lead

what do you call materials that do not conduct electric current

insulator

a branch of physical science which deals with state of rest or motion of bodies under the action of forces

Mechanics

A wire or cable carrying electric current, supported by poles, tower of other structures, but not including vertical or lateral connecting wires

line conductor

what refers to the value of an asset which a disinterested third party different from the buyer and seller, will determine in order to establish a price acceptable to both parties

fair value

a general term covering on assembly or assemblies of devices for the switching, interrupting, controlling, metering of electric power

switch gear

In an air-conditioning of aircrafts using air as a. refrigerant the cycle used is

reverse brayton cycle

the second period contains how many elements

Mercury cannot wet a glass tube.This is due to

cohesion

How many atoms are there per unit of a BCC structure

commercially used pressure measuring device today is

bourdon tube gauge

such as vehicle washing areas classified as

wet location

what refers to a system in which there is a flow of mass across its boundaries

open system

the minimum diameter of a stainless steel grounding electrode is __ mm

MS-DOS is a type of

system software

the ampacity of the fuse should be 125% of the continuous load current is covered by

wiring design

what is a coal that has been previously burned in an oxyxgen-poor environment

coke

the shape of a bending moment diagram over the length of a beam carrying a uniformly distributed load is always

parabolic

a device used in thermal power plant to reduce air pollution

precipitator

What are elements that have properties intermediate between metals and non-metals

metalloids

When circuit breakers are installed in enclosed switchboards they are usually derated to a certain percentage. What is the percentage

Vinegar is solution of H20 and what acid

acetic acid

what is the other term for storing data in memory

writing

what is the common input device

keyboard

the ability of the surface of material to reflect light is called

Lustre

The process of outsmarting the search engine

Search Engine Optimization

a particle is moving with its acceleration parallel to velocity. What is the direction of the particle

Linear

What do you call the kind of wire used to bind the service drop to the service point

Tie Wire

what device used to measure fluid velocity as well the velocity of fluid inside a pipe

pitot tube

the board of Electrical Engineering is composed of how many members

An object moving in a circle at a constant speed has an acceleration that is

toward the center of the circle

what is force per unit area

pressure

What principle behind in a hydraulic brake of the automobile

Pascal's Principle

the measure of randomness or disorder is known as the

entropy

If a refrigerator is left open in a closed room what will happen to the room temperature

the room will gradually increase temperature

Process of posting latitude and longitude to pictures and images

geotagging

the process if detecting locating and correcting logic errors in a program

debugging

in any collision which of the following is conserved

momentum

a manometer is used to measure

positive as well as negative pressures

the process of mixing clay, water and other ingredients to make brick is known as

kneading

otto cycle is also known as

constant volume cycle

What is the most common alloying ingredient in copper

Zinc

Which of the following conductors is not applicable on wet locations

THHN

Which characteristics of a wave changes as the wave travels across a boundary between two different media

speed

For office buildings a general lighting load of ___ VA/m² shall be used

study of motion with reference to the force which causes the motion ks

kinetics

it is the ratio of the ultimate stress to the allowable stress

factor of safety

what is the entropy of apure substance at a temperature of absolute zero

zero

Which of the following closely related to d'alemberts theorem

Newton's Second law of motion

What element is known as the lightest metal

Lithium

The area of the shear diagram of a beam between any two points on the beam is equal to the

change in moment between two points

Which element is the best conductor of electricity

silver

litmus paper changes from blue to red when a solution tested is

an acid

Enthalpy of an ideal gas is a function only of

temperature

it is the claim of anyone to ownership

equity

commercially used pressure measuring device

Bourdon tube gauge

in thermodynamics we focus our attention on which forms of energy

internal

100

the purpose of copper in steel alloying is to increase

atmospheric corrosion resistance

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