Physics-
General
Easy
Question
A ball is thrown vertically upwards with an initial velocity returns in 2 s. The total displacement of the ball will be
- 22.4 m
- Zero
- 33.6
- 44.8 m
The correct answer is: Zero
Related Questions to study
Physics-
A ball is dropped on the floor from a height of 10m. It rebounds to a height of 2.5m. If the ball is in contact with the floor for 0.01 s, the average acceleration during contact is nearly [Take ]
A ball is dropped on the floor from a height of 10m. It rebounds to a height of 2.5m. If the ball is in contact with the floor for 0.01 s, the average acceleration during contact is nearly [Take ]
Physics-General
Physics-
A body is moving with uniform acceleration covers 200 m in the first 2 s and 220 m in the next 4 s. find the velocity in after 7 s.
A body is moving with uniform acceleration covers 200 m in the first 2 s and 220 m in the next 4 s. find the velocity in after 7 s.
Physics-General
Physics-
A body falls from rest in the gravitational field of the earth. The distance travelled in the fifth second of its motion is ()
A body falls from rest in the gravitational field of the earth. The distance travelled in the fifth second of its motion is ()
Physics-General
Physics-
The displacement of a particle starting from rest is given by The time in seconds at which the particle will attain zero velocity again, is
The displacement of a particle starting from rest is given by The time in seconds at which the particle will attain zero velocity again, is
Physics-General
Physics-
Two balls are dropped to the ground from different heights. One ball is dropped after the other but they both strike the ground at the same time. If the first ball takes to reach the ground, then the difference in initial heights is
Two balls are dropped to the ground from different heights. One ball is dropped after the other but they both strike the ground at the same time. If the first ball takes to reach the ground, then the difference in initial heights is
Physics-General
Physics-
A lift in which a man is standing, is moving upward with a speed of 10 The man drops a coin from a height of 4.9m and if then the coin reaches the floor of the lift after a time
A lift in which a man is standing, is moving upward with a speed of 10 The man drops a coin from a height of 4.9m and if then the coin reaches the floor of the lift after a time
Physics-General
Physics-
Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and bounces back. Directions of which of these changes in the process
Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and bounces back. Directions of which of these changes in the process
Physics-General
Physics-
Figures i) and ii) below show the displacement-time graphs of two particles moving along the -axis. We can say that
Figures i) and ii) below show the displacement-time graphs of two particles moving along the -axis. We can say thatPhysics-General
Physics-General
Physics-
The graph of displacement time is
Its corresponding velocity-time graph will be
The graph of displacement time is
Its corresponding velocity-time graph will be
Physics-General
Physics-
A cat moves from to with a uniform speed and returns toX with a uniform speed . The average speed for this ground trip is
A cat moves from to with a uniform speed and returns toX with a uniform speed . The average speed for this ground trip is
Physics-General
Physics-
A student is standing at a distance of 50 m from the bus. As soon as the bus begins its motion with an acceleration of the students starts running towards the bus with a uniform velocity Assuming the motion to be along a straight road, the minimum value of so that the student is able to catch the bus is
A student is standing at a distance of 50 m from the bus. As soon as the bus begins its motion with an acceleration of the students starts running towards the bus with a uniform velocity Assuming the motion to be along a straight road, the minimum value of so that the student is able to catch the bus is
Physics-General
Physics-
The numerical ratio of displacement to the distance covered is always
The numerical ratio of displacement to the distance covered is always
Physics-General
Physics-
Two trains travelling on the same track are approaching each other with equal speeds of 40. The drivers of the trains begin to decelerate simultaneously when they are just apart. Assuming the decelerations to be uniform and equal, the value of the deceleration to barely avoid collision should be
Two trains travelling on the same track are approaching each other with equal speeds of 40. The drivers of the trains begin to decelerate simultaneously when they are just apart. Assuming the decelerations to be uniform and equal, the value of the deceleration to barely avoid collision should be
Physics-General
Physics-
A body freely falling from the rest has a velocity after it falls through a height ‘.
The distance it has to fall down for its velocity to become double, is
A body freely falling from the rest has a velocity after it falls through a height ‘.
The distance it has to fall down for its velocity to become double, is
Physics-General
Physics-
A truck and a car are moving with equal velocity. On applying the brakes both will stop after certain distance, then
A truck and a car are moving with equal velocity. On applying the brakes both will stop after certain distance, then
Physics-General