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Physics

Physics
The energy of a photon varies directly with its

Wave length
Speed
Frequency
None of these

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Physics
Why is it difficult to breathe at higher altitudes?

Due to low air pressure
Due to low temperature
Due to high humidity
Due to ozone

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Physics
The value of coefficient of restitution in perfectly elastic collision is

2
0.5
1

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Physics
Choose the most appropriate answer: Sir CV Raman was awarded Noble Prize for his work connected with which of the following phenomenon of radiation?

Interference
Scattering
Diffraction
Polarization

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Physics
When a vehicle passes, TV reception gets distorted. This is because

Modern vehicles use electroignition system
Spark plug creates electromagnetic disturbances
Metal reflects radiowaves
Vehicle pollution affects the performance of the TV components

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Physics
A fountain pen works on the principle of

Flow of liquids from higher to lower potential
Capillary action
Viscosity of liquids
Bernoulli's principle

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MORE MCQ ON Physics

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