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Question

Einstein's theory of relativity is based on:

A

Photoelectrons absorb and emit photons

B

The velocity of light is the same for all observers

C

Mass and energy are intra- convertible

D

The universe is an entropic system

E

Energy and momentum are conserved

Easy

Solution

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Correct option is
B

The velocity of light is the same for all observers

The main postulate of Einstein's special theory of relativity is that the speed of light is constant and equal to    in all the inertial frames  i.e the velocity of light is same for all observers. 

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