Advertisements
Advertisements
Question
Is potential energy a vector or a scalar quantity?
Advertisements
Solution
Potential energy is a scalar quantity as it has only magnitude.
APPEARS IN
RELATED QUESTIONS
Gravitational potential energy U = mass × force of gravity on unit mass × ..........
State two factors on which the potential energy of a body at a certain height above the ground depends.
Two bodies of same masses are placed at heights h and 2h. Compare their gravitational potential energy.
Define the term potential energy of a body.
Two bodies A and B of equal masses are kept at heights of h and 2h respectively. What will be the ratio of their potential energies?
What happens to the potential energy of a body when its height is doubled?
Give one example each of a body possessing : (i) kinetic energy, and (ii) potential energy.
A car is accelerated on a levelled road and acquires a velocity 4 times of its initial velocity. During this process, the potential energy of the car :
How much energy is gained by a box of mass 20 kg when a man, raises the box by 0.5 m in order to place it inside the bus? (g=10 m/s-2)
The potential energy is
