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Physics

Physics
An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is

40 J
20 J
25 J
10 J

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Physics
A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds.

4
36
72
8

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Physics
Which of the following group of elements are diamagnetic?

Hydrogen, argon, copper
Oxygen, copper, silver
Argon, copper, silver
Hydrogen, oxygen, Argon

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Physics
Let a thin capillary tube be replaced with another tube of insufficient length then, we find water

depressed
change its meniscus
will overflow
will not rise

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Physics
The capacity of a water heater is measured in

Litres
Gallons
Both A & B
Metres

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Physics
Fish and other aquatic creatures can live inside a deep frozen pond because

Fish are cold-blooded animals
Ice is a bad conductor of heat
There will always be water just beneath the ice level
They can adapt themselves to live in ice

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