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प्रश्न
Is potential energy a vector or a scalar quantity?
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उत्तर
Potential energy is a scalar quantity as it has only magnitude.
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संबंधित प्रश्न
A body of mass m is moved from ground to a height h. If force of gravity on mass of 1 kg is g newton, find the potential energy stored in the body.
The gravitational potential energy stored in a box of weight 150 kgf is 1.5 × 104 J. Find the height of the box. Take 1 kgf = 10 N.
A body at a height possesses ______.
A spring is kept compressed by a small trolley of mass 0.5 kg lying on a smooth horizontal surface as shown in the adjacent fig. When the trolley is released, it is found to move at a speed v = 2 m s-1. What potential energy did the spring possess when compressed?
A body falls freely under gravity from rest. Name the kind of energy it will possess at the point from where it falls.
State whether the following statement is true or false :
The potential energy of a body of mass 1 kg kept at a height of 1 m is 1 J.
What is the difference between gravitational potential energy and elastic potential energy? Give one example of a body having gravitational potential energy and another having elastic potential energy.
If we increase the velocity of a car moving on a flat surface to four times its original speed, its potential energy ______.
The energy, possessed by an object due to its position is called ______.
What energy is possessed by stretched rubber?
