Topic 1 Hooke's Law

(a)    State Hooke's Law

(b)   Define Young's Modulus.

Topic 2 Things that Bounce and Swing

(a)    Define Simple Harmonic Motion.

(b)   Derive the period T of a Harmonic Oscillator, a mass on a spring.

(c)    Derive the period T of  a simple pendulum.

(d)   Derive the period T of a physical pendulum.

Examples

A tennis ball of mass m on a cord of length L swings n times in T seconds.(a)    What is the period?
(b)  Calculate the acceleration due to gravity.
(c)    What would be the period if the mass were to double?

A tennis ball of mass m bounces on a spring n times in T seconds.
(a)    What is the period?
(b)  Calculate the spring constant of the spring.
(c)    What would be the period if the mass were to double?

Textbook Problems