Simple Harmonic Motion

When does the mass move at maximum velocity in a mass-spring system?

• At equilibrium

• At the farthest point from the equilibrium

• At its hightest point

• At its lowest point

A pendulum oscillates as shown. At which of the following positions is the potential energy equal to the total energy?

• A

• B

• C

• Not enough information

A pendulum oscillates as shown. At which of the following positions is the kinetic energy equal to the total energy?

• A

• B

• C

• Not enough information given.

The graph shows the variation with time of the displacement of an object undergoing simple harmonic motion. At which of the following time values is kinetic energy zero?

• 0 ms

• 40 ms

• 80 ms

• 100 ms

A particle oscillates with undamped simple harmonic motion. Which one of the following statements about the acceleration of the oscillating particle is true?

• It is least when the speed is greatest.

• It is always in the opposite direction to its velocity.

• It is proportional to the frequency.

• It decreases as the potential energy increases.

Which of the following best defines Period? Check all that apply.

• The amount of time it takes to do something

• The amount of time it takes to complete 1 oscillation.

• The amount of time it takes to stop moving

• The amount of time it takes for an object to complete one full ack and forth motion.

What variables affect the period of a mass on a spring? Check all that apply.

• the mass of the object on the spring

• the mass of the spring

• the spring constant

• how far the spring is stretched

What variables affect the period of a pendulum? Check all that apply.

• the mass of the pendulum bob

• the length of the string

• the gravitational acceleration

• the type of string used

If you were to increase the length of the string on a pendulum, what would happen to the period of the pendulum?

• The period would increase.

• The period would decrease.

• The period would stay the same.

• Cannot determine this information.

If you were to increase the mass on a pendulum, what would happen to the period of the pendulum?

• The period would increase.

• The period would decrease.

• The period would stay the same.

• Cannot determine this information.