Advertisements
Advertisements
प्रश्न
A body falls freely under gravity from rest. Name the kind of energy it will possess on reaching the ground.
Advertisements
उत्तर
Kinetic energy
APPEARS IN
संबंधित प्रश्न
Write an expression for the kinetic energy of an object.
An object of mass 40 kg is raised to a height of 5 m above the ground. What is its potential energy? If the object is allowed to fall, find its kinetic energy when it is half-way down.
An object of mass, m is moving with a constant velocity, v. How much work should be done on the object in order to bring the object to rest?
Kinetic energy = 1/2 × mass × ............
The kinetic energy of a body is the energy by virtue of its ______.
If the speed of a car is halved, how does its kinetic energy change?
What is the kinetic energy of a body of mass 1 kg moving with a speed of 2 m/s?
A man drops a 10 kg rock from the top of a 5 m ladder. What is its speed just before it hits the ground? What is its kinetic energy when it reaches the ground? (g = 10 m/s2)
An apple falling from a tree is an example for kinetic energy.
If the mass as well as the velocity of a body is doubled then the kinetic energy of the body ______ the initial kinetic energy.
