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Worksheets

electrical

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

what is the unit of current

a)

ampere

b)

volt

c)

ohm

2.

ohm's law states that

a)

V=I/R

b)

I=V/R

c)

R=VI

3.

The flow of current in solids is due to

a)

Electrons

   

b)

Electrons and ions

 

c)

 Atoms

4.

An instrument which detects electric current is known as

a)

AMMETER

b)

   Rheostat

   

c)

Voltmeter

   

5.

Which is the best conductor of electricity?

a)

A.Iron

 

b)

   B. Silver

 

c)

   C. Copper

6.

The filament of an electric bulb is made of

a)

 A. Carbon

   

b)

B. Aluminium

c)

   C. Tungsten

7.

The resistance of human body is around

a)

   A. 50 Ohms

 

b)

 B. 25 Ohmes

 

c)

 C. 1000 Ohm's

8.

The capacity of a battery is expressed in terms of

a)

   A. Current rating

   

b)

B. Voltage rating

 

c)

 C. Ampere hour rating

9.

To prevent local action in battery, only ............is used in electrolytes

a)

 A. Pump water

   

b)

B. Distilled water

 

c)

 C. Tap water

10.

UNIT OF QUANTITY OF CHARGE

a)

COULOMB

b)

OHM

c)

AMPERE

11.

THE POTENTIAL DIFFERENCE IS MEASURED

a)

AMMETER

b)

OHMMETER

c)

VOLTMETER

12.

WHICH IS A CONDUCTOR

a)

GLASS

b)

WOOD

c)

COPPER

13.

THE RECIPROCAL OF TIMEPERIOD

a)

RESISTANCE

b)

FREQUENCY

c)

VOLTAGE

14.

WATT IS THE UNIT OF

a)

POWER

b)

VOLTAGE

c)

CURRENT

15.

VOLTAGE APPLIED ACCROSS THE CIRCUIT ACTS AS

a)

A FORCE

b)

IONS

c)

MASS OF ELECTRONS