Physics-
General
Easy
Question
The velocity of a body depends on time according to the equation 
The body is undergoing
- Uniform acceleration
- Uniform retardation
- Non-uniform acceleration
- Zero acceleration
The correct answer is: Non-uniform acceleration
Which is time dependent 
non-uniform acceleration
Related Questions to study
Physics-
A body of mass 10 kg is moving with a constant velocity of 
When a constant force acts for 4 s on it, it moves with velocity 
in the opposite direction. The acceleration produced in it is
A body of mass 10 kg is moving with a constant velocity of When a constant force acts for 4 s on it, it moves with velocity in the opposite direction. The acceleration produced in it is
Physics-General
Physics-
Two spheres of same size, one of mas 
and another of mass 
, are dropped simultaneously from the top of Qutub Minar (height 
). When they are 
above the ground, the two spheres have the same
Two spheres of same size, one of mas and another of mass , are dropped simultaneously from the top of Qutub Minar (height ). When they are above the ground, the two spheres have the same
Physics-General
Physics-
A body A moves with a uniform acceleration 
and zero initial velocity. Another body 
, starts from the same point moves in the same direction with a constant velocity 
. The two bodies meet after a time
. The value of is
A body A moves with a uniform acceleration and zero initial velocity. Another body , starts from the same point moves in the same direction with a constant velocity . The two bodies meet after a time. The value of is
Physics-General
Physics-
An object moving with a speed of 
, is decelerated at a rate given by 
where is the instantaneous speed. The time taken by the object, to come to rest would be
An object moving with a speed of , is decelerated at a rate given by where is the instantaneous speed. The time taken by the object, to come to rest would be
Physics-General
Physics-
A particle starts its motion from rest under the action of a constant force. If the distance covered in first 
is 
and that covered in the first 
is 
, then
A particle starts its motion from rest under the action of a constant force. If the distance covered in first is and that covered in the first is , then
Physics-General
Physics-
An automobile in travelling at 
can be stopped at a distance of 40 m by applying brakes. If the same automobile is travelling at 
all other conditions remaining same and assuming no skidding, the minimum stopping distance in metre is
An automobile in travelling at can be stopped at a distance of 40 m by applying brakes. If the same automobile is travelling at all other conditions remaining same and assuming no skidding, the minimum stopping distance in metre is
Physics-General
Physics-
A car moves from 
with a uniform speed 
and returns to 
with a uniform speed 
The average speed for this round trip is
A car moves from with a uniform speed and returns to with a uniform speed The average speed for this round trip is
Physics-General
Physics-
The 
and
coordinates of a particles at any time are given by 
and 
where and are in metre and in second. The acceleration of particle at 
is
The and coordinates of a particles at any time are given by and where and are in metre and in second. The acceleration of particle at is
Physics-General
Physics-
Statement 1: When an automobile while going too fast around a curve overturns, its inner wheels leave the ground first
Statement 2: For a safe turn the velocity of automobiles should be less than the value of safe limit velocity
Statement 1: When an automobile while going too fast around a curve overturns, its inner wheels leave the ground first
Statement 2: For a safe turn the velocity of automobiles should be less than the value of safe limit velocity
Physics-General
Physics-
Statement 1: The vector 
is a unit vector.
Statement 2: Unit vector is one which has unit magnitude and a given direction.
Statement 1: The vector is a unit vector.
Statement 2: Unit vector is one which has unit magnitude and a given direction.
Physics-General
Physics-
Statement 1: In circular motion, the centripetal and centrifugal force acting in opposite direction balance each other
Statement 2: Centripetal and centrifugal forces don’t act at the same time
Statement 1: In circular motion, the centripetal and centrifugal force acting in opposite direction balance each other
Statement 2: Centripetal and centrifugal forces don’t act at the same time
Physics-General
Physics-
Statement 1: Improper banking of roads causes wear and tear of tyres
Statement 2: The necessary centripetal force in that event is provided by the force of friction between the tyres and the road
Statement 1: Improper banking of roads causes wear and tear of tyres
Statement 2: The necessary centripetal force in that event is provided by the force of friction between the tyres and the road
Physics-General
Physics-
Statement 1: A safe turn by a cyclist should neither be fast nor sharp
Statement 2: As the bending of angle from the vertical would decrease
Statement 1: A safe turn by a cyclist should neither be fast nor sharp
Statement 2: As the bending of angle from the vertical would decrease
Physics-General
Physics-
Statement 1: If both the speed of a body and radius of its circular path are doubled, then centripetal force also gets doubled
Statement 2: Centripetal force is directly proportional to both speed of a body and radius of circular path
Statement 1: If both the speed of a body and radius of its circular path are doubled, then centripetal force also gets doubled
Statement 2: Centripetal force is directly proportional to both speed of a body and radius of circular path
Physics-General
Physics-
Statement 1: A football whether kicked at 
or 
will strike the ground at the same place, although when kicked at , it will remain longer in the air
Statement 2: Air resistance is more for larger angle
Statement 1: A football whether kicked at or will strike the ground at the same place, although when kicked at , it will remain longer in the air
Statement 2: Air resistance is more for larger angle
Physics-General
