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Worksheets

Electrical

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

Resistance in alternating current system

a)

Conductance

b)

Resistance

c)

Impedance

d)

Capacitance

2.

The reciprocal of conductance

a)

Conductance

b)

Resistance

c)

Impedance

d)

Capacitance

3.

Lighting used primarily to draw attention to particular points of interest

a)

Direct Lighting

b)

Indirect Lighting

c)

General Lighting

d)

Accent Lighting

4.

A means of producing light from gaseous discharge

a)

Luminance

b)

Efflourescense

c)

Flouresence

d)

NONA

5.

A type of High-Intensity-Discharge lamp (HID)

a)

Low Pressure Sodium

b)

High Pressure Sodium

c)

Medium Pressure Sodium

d)

NONA

6.

Light originating from sources not facing each other, as from windows in adjacent walls.

a)

Standard Light

b)

Cross Light

c)

Pin Light

d)

Spot Light

7.

A lighting unit consisting of one or more electrical lamps.

a)

Lumens

b)

Luminaire

c)

Limunance

d)

Luminous Flux

8.

Heat that raises air temperature; the quantity of heat absorbed or released by a substance during a change in termperature without a change in phase (D.K. Ching p. 117).

a)

Latent heat

b)

Conduction

c)

Sensible Heat

d)

Convection

9.

The transmission of heat energy from one place to another by circulatory movement of a mass of fluid.

a)

Convection

b)

Radiation

c)

Absorption

d)

Microwave

10.

A lamp designed to project and diffuse a uniform level of illumination over a large area.

a)

Pin Light

b)

Flood Light

c)

Warm light

d)

Cool Light

11.

Copper wires are classified as what?

a)

Rigid

b)

Expensive

c)

Galvanized

d)

AOTA

12.

At day, artificial lighting comes from the skylight above, making the beams and columns produce different plays of light. How do you achieve this at night?

a)

Put a spotlight atop the skylight

b)

Floor Mounted light projecting upwards

c)

Place Light just below the beam projecting downwards

d)

Place a light anywhere, does not matter

13.

A client awarded you to design a medium end BPO office to be in an existing residential house of 1000 sqm., it will be a renovation project. In consideration of the cables, what system will you use to conceal them?

a)

On Ceilings

b)

Raised Floor

c)

Dry Walls

d)

Dont Conceal them

14.

If data are needed to be shared with others, what system is appropriate?

a)

Lan

b)

Router

c)

Wireless

d)

AOTA

15.

What communication system is used to link one office to another for a private dialogue?

a)

Intercom

b)

Telephone Door Entry

c)

Fax

d)

PABX

16.

If data is need to be amplified from the main server, what system is needed?

a)

Router

b)

Lan

c)

PABX

d)

Intercom

17.

Which of the following lamp has the filament?

a)

LED

b)

Flourescent

c)

Incandescent

d)

None of the above

18.

A form of energy generated by friction, induction or chemical change, having magnetic, chemical and radiant effect?

a)

Battery

b)

Electricity

c)

Generator

d)

Motor

19.

Father of Electricity for his studies on Electric Attraction and The Electric Force

a)

William Gilbert

b)

Alessandro Volta

c)

Andre Ampere

20.

Combination of two or more electric cells capable of storing and supplying DC by electro-chemical means

a)

Battery

b)

Generator

c)

Motor

d)

Transformer

21.

A machine that converts mechanical energy into electrical energy

a)

Generator

b)

Motor

c)

Battert

d)

Transformer

22.

A machine that converts electrical energy into mechanical energy

a)

Generator

b)

Motor

c)

Battert

d)

Transformer

23.

For converting one voltage to another, from lower to higher and higher to lower

a)

Generator

b)

Motor

c)

Battert

d)

Transformer

24.

For changing alternating current to direct current and vice versa

a)

Rotary Converters

b)

Generator

c)

Transformer

d)

Motor

25.

The current carrying capacity of a wire

a)

Ampacity

b)

Ampere

c)

Coulomb

d)

Volt

26.

The resistance which will allow one ampere of current flow when one volt is impressed upon it

a)

Ohm

b)

Volt

c)

Resistance

d)

Energy

27.

The capacity for doing work. Expressed in Watt-hours or Kilowatt-hours

a)

Electric Power

b)

Energy

c)

Volt

d)

Ampere

28.

The electromotive force or potential difference between two points in an electric field

a)

Electric Power

b)

Energy

c)

Volt

d)

Ampere

29.

The rate of flow of one coulomb

a)

Electric Power

b)

Energy

c)

Volt

d)

Ampere

30.

To measure energy, the factor of time is introduced

a)

KWH Meters

b)

Demand Metering

c)

KPH

d)

Coulomb

31.

A complete conducting path carrying current

a)

Electrical Circuit

b)

Ampere

c)

Energy

d)

Branch Circuit

32.

The circuit conductors between the final over current protective device and the outlets

a)

Electrical Circuit

b)

Ampere

c)

Energy

d)

Branch Circuit

33.

The levying of a charge for power (kw) in addition to the normal energy (kwh) charge

a)

KWH Meters

b)

Demand Charge

c)

KPH

d)

Coulomb

34.

A panel for distributing power to other panels. Controls, distributes and protects a number of similar branch circuits in an electrical system

a)

Distribution Panel

b)

Branch Circuit

c)

Service

d)

Line Drop

35.

The supplying of utilities required or demanded by the public

a)

Distribution Panel

b)

Branch Circuit

c)

Service

d)

Line Drop

36.

The decrease in voltage between two points on a power line

a)

Service Drop

b)

Substation

c)

Feeder

d)

Line Drop

37.

An auxiliary power station where the electrical current is converted or where voltage is stepped up or down

a)

Service Drop

b)

Substation

c)

Unit Substation

d)

Line Drop

38.

The overhead portion of service conductors extending from the nearest utility pole to a bulding

a)

Service Drop

b)

Substation

c)

Unit Substation

d)

Service Lateral

39.

The underground portion of service conductors extending from the main power line or transformer to a building

a)

Service Drop

b)

Substation

c)

Unit Substation

d)

Service Lateral

40.

Conductors which extend from the street distribution main or distribution transformer to the service equipment of the building

a)

Service Drop

b)

Service Conductors

c)

Unit Substation

d)

Service Lateral

41.

The conductor and equipment for delivering energy from the electricity supply system to the wiring system of the premises served

a)

Service Entrance

b)

Service Conductors

c)

Unit Substation

d)

Service Lateral

42.

Contains the service equipment for large building

a)

Transformer Vault

b)

Switchgear room

c)

Switchboard

d)

Feeder

43.

A fire-rated room housing transformer and auxiliary equipment for a large building

a)

Transformer Vault

b)

Switchgear room

c)

Switchboard

d)

Feeder

44.

Any of the conductors extending from the service equipment to various distribution points in a building

a)

Transformer Vault

b)

Switchgear room

c)

Switchboard

d)

Feeder

45.

One or group of panels on which a mounted switches, overcurrent devices, metering instruments and buses

a)

Transformer Vault

b)

Switchgear room

c)

Switchboard

d)

Feeder

46.

A single panel or group panel limits designed for assembly in the form of a single panel

a)

Branch Circuit

b)

Panel board

c)

Switchboard

d)

Service Switch

47.

Large conductors which are not circular in cross section and usually found only to supply the main switch boards

a)

Conduit

b)

Bus bars

c)

Cable

d)

Wire

48.

A circular raceways used to enclose wires and cables and are of metal or plastic (PVC)

a)

Conduit

b)

Bus bars

c)

Cable

d)

Wire

49.

Are channels or wiring accessories so designed for holding wires, cables and busbars that are either made of metal, plastic

a)

Conduit

b)

Bus bars

c)

Raceways

d)

Wire

50.

A contact device installed at the outlet for the connection of a single attachment plug

a)

Raceway

b)

Receptacle

c)

Outlet

d)

Switch