Physics Test 15

Total Questions: 23

1 - If m = 500g, v = 20ms-¹, K.E = ?

A ) 500J
B ) 100J ✅
C ) 20J
D ) 200J

2 - The unit of energy is ____

A ) Watt
B ) Joule ✅
C ) Newton
D ) Meter

3 - The ability of a body to work due to its position is called

A ) K.E
B ) P.E ✅
C ) Heat energy
D ) Light energy

4 - The energy in the water stored at height is

A ) Elastic P.E
B ) Chemical P.E
C ) Gravitational P.E ✅
D ) Potential Energy

5 - Catapult is example of

A ) ElasticP.E
B ) Chemical P.E
C ) Gravitational P.E ✅
D ) Potential Energy

6 - The energy stored in lifted hammer is ____

A ) Elastic P.E
B ) Chemical P.E
C ) Gravitational P.E
D ) Potential Energy ✅

10 - The energy present in the body due to its motion or position

A ) Chemical energy
B ) Heat energy
C ) Mechanical energy ✅
D ) Light energy

11 - The energy in the moving car is the ___ energy.

A ) Chemical
B ) Mechanical ✅
C ) Electrical
D ) Nuclear

12 - Energy in the compressed spring is the ___energy.

A ) Chemical
B ) Mechanical ✅
C ) Electrical
D ) Nuclear

13 - The major source of heat energy is

A ) Moon
B ) Earth
C ) Sun ✅
D ) Factories

14 - Energy obtained from batteries generator is called ___ energy.

A ) Chemical ✅
B ) Mechanical
C ) Electrical
D ) Nuclear

15 - Energy which is produced by vibrating body is called ____ energy.

A ) Chemical
B ) Mechanical
C ) Sound ✅
D ) Light

16 - Energy produced by fission and fusion reaction is called

A ) Nuclear energy ✅
B ) Chemical energy
C ) Mechanical energy
D ) Heat energy

17 - Fossil fuels are ____ source of energy.

A ) Renewable
B ) Non-renewable ✅
C ) Both a and b
D ) None of these

18 - Carbon+ Oxygen → Carbondioxide + ____

A ) Light energy
B ) Heat energy ✅
C ) Mechanical energy
D ) Chemical energy

19 - Hydrocarbon+ oxygen → Carbondioxide+ ..+heat ene

A ) Light energy
B ) Water ✅
C ) Heat energy
D ) Chemical energy

20 - Light of sun and water power are ___ sources of energy.

A ) Renewable ✅
B ) NoN- renewable
C ) Both a &b
D ) None of these

22 - Solar cell is made of ____

A ) Silicon
B ) Aluminium
C ) Silicon wafer ✅
D ) Steel

23 - A number of solar cell is connected by electric wire to make.....

A ) Solar system
B ) Solar pannels ✅
C ) Cell
D ) None of these