Physics
A body falls freely under gravity from rest. Name the kind of energy it will possess
(a) At the point from where it falls.
(b) While falling
(c) On reaching the ground.
Related Questions
A simple pendulum while oscillating rises to a maximum vertical height of 7 cm from its rest position where it reaches its extreme position on one side. The mass of the bob of simple pendulum is 400 g and g = 10 m/s2. The total energy of the simple pendulum at any instant while oscillating is:
- 0.28 J
- 2.8 J
- 28 J
- 28000 J
A body is thrown vertically upwards. Its velocity keeps on decreasing. What happens to its kinetic energy as its velocity becomes zero?
State the Principle of conservation of energy.
What do you understand by the conservation of mechanical energy? State the condition under which the mechanical energy is conserved.