Physics-
General
Easy
Question
A ball is thrown up under gravity (
). Find its velocity after 
at a height of 
The correct answer is:
Related Questions to study
Physics-
Consider a rubber ball freely falling from a height 
onto a horizontal elastic plate. Assume that the duration of collision is negligible and the collision with the plate is totally elastic. Then the velocity as a function of time will be
Consider a rubber ball freely falling from a height onto a horizontal elastic plate. Assume that the duration of collision is negligible and the collision with the plate is totally elastic. Then the velocity as a function of time will be
Physics-General
Physics-
A body of 
is moving with a velocity of 
. If a force of 
is applied on it for 
in the same direction as its velocity, what will now be the velocity of the body
A body of is moving with a velocity of . If a force of is applied on it for in the same direction as its velocity, what will now be the velocity of the body
Physics-General
Physics-
The displacement of the particle varies with time according to the relation 
Then the velocity of the particle is
The displacement of the particle varies with time according to the relation Then the velocity of the particle is
Physics-General
Physics-
A cricket ball is thrown up with a speed of 
. The maximum height it can reach is
A cricket ball is thrown up with a speed of . The maximum height it can reach is
Physics-General
Physics-
A ball is thrown vertically upwards. Which of the following plots represents the speed-time graph of the ball during its flight if the air resistance is not ignored
A ball is thrown vertically upwards. Which of the following plots represents the speed-time graph of the ball during its flight if the air resistance is not ignored
Physics-General
Physics-
Two bodies of different masses 
and 
are dropped from two different heights 
and 
. The ratio of the time taken by the two to cover these distances are
Two bodies of different masses and are dropped from two different heights and . The ratio of the time taken by the two to cover these distances are
Physics-General
Physics-
A body projected vertically upwards with velocity 
returns to the starting point in 
seconds. If , the value of is
A body projected vertically upwards with velocity returns to the starting point in seconds. If , the value of is
Physics-General
Physics-
A body is moving from rest under constant acceleration and let 
be the displacement in the first 
sec and 
be the displacement in the first 
sec. The displacement in 
see will be
A body is moving from rest under constant acceleration and let be the displacement in the first sec and be the displacement in the first sec. The displacement in see will be
Physics-General
Physics-
A man is 
behind the bus when the bus start accelerating from rest with acceleration 
. With what minimum velocity should the man start running to catch the bus
A man is behind the bus when the bus start accelerating from rest with acceleration . With what minimum velocity should the man start running to catch the bus
Physics-General
Physics-
A body dropped from a height 
with an initial speed zero, strikes the ground with a velocity 
. Another body of same mass is dropped from the same height 
with an initial speed 
. Find the final velocity of second body with which it strikes the ground
A body dropped from a height with an initial speed zero, strikes the ground with a velocity . Another body of same mass is dropped from the same height with an initial speed . Find the final velocity of second body with which it strikes the ground
Physics-General
Physics-
When a ball is thrown up vertically with velocity 
, it reaches a maximum height of 
. If one wishes to triple the maximum height then the ball should be thrown with velocity
When a ball is thrown up vertically with velocity , it reaches a maximum height of . If one wishes to triple the maximum height then the ball should be thrown with velocity
Physics-General
Physics-
Which graph represents a state of rest for an object
Which graph represents a state of rest for an object
Physics-General
Physics-
The distance between two particles moving towards each other is decreasing at the rate of 
. If these particles travel with same speeds and in the same direction, then the separation increase at the rate of 
. The particles have speeds as
The distance between two particles moving towards each other is decreasing at the rate of . If these particles travel with same speeds and in the same direction, then the separation increase at the rate of . The particles have speeds as
Physics-General
Physics-
A particle moving along a straight line has a velocity 
, when it cleared a distance of 
metre. These two are connected by the relation 
. When its velocity is 
its acceleration (in 
)is
A particle moving along a straight line has a velocity , when it cleared a distance of metre. These two are connected by the relation . When its velocity is its acceleration (in )is
Physics-General
Physics-
A body moves 6m north, 8m east and 10m vertically upwards, what is its resultant displacement from initial position?
A body moves 6m north, 8m east and 10m vertically upwards, what is its resultant displacement from initial position?
Physics-General
