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Physics

Physics
The substance which conducts current in the solid state is

Graphite
Sodium chloride
Diamond
Iodine

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Physics
Vehicle tyres are inflated properly

To ensure smooth running.
To go fast and save fuel.
To allow the vehicle to take more load.
To avoid skidding and to minimise friction

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Physics
Water is not suitable as a calorimetric substance because it :

Has high boiling point
Is a good conductor
Has high specific heat
Low latent heat of vapourization

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Physics
A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun.

4
2
0.05
0.1

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Physics
Which of the following liquids is most viscous?

Oil
Milk
Water
Petrol

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Physics
1 WH =

360 joules
36 joules
3600 joules
36000 joules

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MORE MCQ ON Physics

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