A long thread suspended from a fixed point has a small mass swinging to and fro at its lower end. Which of the following statement is correct?
a. The potential energy of the mass is maximum in the middle of the swing
b. The kinetic energy is maximum in the middle of the swing.
c. The potential energy is always equal to the kinetic energy.
d. The potential energy and the kinetic energy is same in the middle of the swing.
The kinetic energy is maximum in the middle of the swing
(B)