1 |
Resistance ' R" is equal to. |
I
V
V/I
I/V
|
2 |
In Ohm's law V = |
V/I
I
RI
R/I
|
3 |
1 m A is equal to. |
10<sup>-3 </sup>A
10<sup>-6 </sup>A
10<sup>-2</sup> A
10<sup>-8 </sup>A
|
4 |
The unit of current in System International is. |
Ampere
Volt
Ohm
Newton
|
5 |
The device used for turning a circuit ON or OFF is. |
Switch
Fuse
Circuit breaker
Earth wire
|
6 |
The constant in Ohm's law is. |
Current
Resistance
Potential difference
Charge
|
7 |
The SI unit of resistence. |
Ampere
Volt
Hertz
Ohm
|
8 |
The potential of the neutral wire is. |
Zero
+220 volts
220 volts
Changing
|
9 |
The instrument that measures current is called. |
Voltmeter
Circuit breaker
Ammeter
Switch
|
10 |
Excessive growth in population is also one reason of enhancement in. |
Pollution
Radiations
Conduction
None of them
|
11 |
Prodcut of forces and distance is called. |
Work
Energy
Power
Heat
|
12 |
Energy of moving charges is called. |
Heat energy
Light energy
Electricla energy
Kinetic energy
|
13 |
Energy resources consume dby industries is approximately. |
10%
20%
30%
50%
|
14 |
Cause of air pollution is. |
Carbon Monoxide
Sulphur di oxide
Nitrogen oxide
All of them
|
15 |
Production of electricity with help of high tides is called. |
Tidal power
Tharmal power
Wind power
Geothermal power
|