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Physics

Physics
An object at rest may have

Velocity
Potential energy
Momentum
Kinetic energy

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Physics
A current carrying conductor is associated with

A magnetic field
An electrostatic field
An electric field
An electro-magnetic field

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Physics
The ordinary and maximum tolerance limit of sound by human being is

65 db to 75 db (decibel)
60 db to 80 db (decibel)
70 db to 85 db (decibel)
50 db to 70 db (decibel)

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Physics
An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct?

Ve < Vp
Cannot be determined
Ve > Vp
Ve = Vp

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Physics
A permanent magnet can affect

Electromagnets
None of these
Magnets
Both A & B

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Physics
Oil raise up the wick in a lamp. The principle involves

the diffusion of oil through the wick
capillary action phenomenon
volatility of oil
the liquid state of oil

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MORE MCQ ON Physics

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