Physics-
General
Easy
Question
The position of a particle moving along the x-axis at certain times is given below :

Which of the following describes the motion correctly :
- Uniform, accelerated
- Uniform, decelerated
- Non–uniform, accelerated
- There is not enough data for generalization
The correct answer is: Non–uniform, accelerated
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For a moving body at any instant of time :
For a moving body at any instant of time :
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The velocity of a body depends on time according to the equation u = 20 + 0.1t2 The body is undergoing:
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If
then a+b= ___
If
then a+b= ___
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where [.] denotes G.I.F is
The value of constant a>0 such that
where [.] denotes G.I.F is
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and satisfying 
Let
be a differentiable function with
and satisfying 
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and the line x+2y=4 is _____ sq. units
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then K=
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then K=
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then the value of 
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Assertion : Two similar trains are moving along the equatorial line with the same speed but in opposite direction. They will exert equal pressure on the rails.
Reason : In uniform circular motion of magnitude of acceleration remains constant but the direction continuously changed.
Assertion : Two similar trains are moving along the equatorial line with the same speed but in opposite direction. They will exert equal pressure on the rails.
Reason : In uniform circular motion of magnitude of acceleration remains constant but the direction continuously changed.
Physics-General
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Assertion : As the frictional force increases, the safe velocity limit for taking a turn on an unbanked road also increases.
Reason : Banking of roads will increase the value of limiting velocity.
Assertion : As the frictional force increases, the safe velocity limit for taking a turn on an unbanked road also increases.
Reason : Banking of roads will increase the value of limiting velocity.
Physics-General