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Physics

Physics
Lens is made up of

Flint glass
Cobalt glass
Pyrex glass
Ordinary glass

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Physics
A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 )

20 J
200J
400J
40J

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Physics
For a freely falling body, the sum of kinetic energy and potential energy is always

Unity
Zero
Same
Variable

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Physics
Which alternative energy source is exhaustible?

Tidal energy
Geothermal energy
Solar energy
Wind energy

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Physics
The SI unit for measuring work and energy is

Watt
Joule
Farad
Ohm

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Physics
Heat stored in water vapour is

Specific heat
Latent heat
Absolute heat
Relative heat

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MORE MCQ ON Physics

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