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12th Odisha Board
IMPORTANT
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"All inertial frames are equivalent". This statement is called the principle of 

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Important Questions on Relativity

EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 1
The description of motion of a particle is determined by the
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 2
From a source at rest, light travels out with a velocity equal to 3×108 m/sec in vacuum. If the source of light moves towards the observer with a velocity of 1.5×108 m/sec, then the relative velocity of light w.r.t. the observer is
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 3
In case of the relativistic mass of a particle, which is true
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 4
According to the theory of relativity, the length of rod in motion
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 5
In which of the velocity ranges, the velocity of the particle is inversely proportional to the time elapsed
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 6
A Space-ship in space will have 
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 7
If the speed of light were 23 of its present value, the energy released in a given atomic explosion will be decreased by a factor of
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 15 - Relativity>MODEL QUESTIONS>Q 2
Two beams of light recede away from each other what is the relative speed?