A Simple Pendulum Consists of a Small Ball Tied to a String

Multiple Choice

A simple pendulum consists of a small ball tied to a string and set in oscillation.As the pendulum swings the tension in the string is:

A) constant
B) a sinusoidal function of time
C) the square of a sinusoidal function of time
D) the reciprocal of a sinusoidal function of time
E) none of the above