# Simple Harmonic Motion

## 19 questions

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• Multiple Choice
2 minutes
1 pt

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.

• Multiple Choice
2 minutes
1 pt

Which one of the following statements is true when an object performs simple harmonic motion about a central point O?

The acceleration is always away from O

The acceleration and velocity are always in opposite directions.

The acceleration and the displacement from O are always in the same direction.

The graph of acceleration against displacement is a straight line.

• Multiple Choice
2 minutes
1 pt

Which one of the following statements is not true for a body vibrating in simple harmonic motion when damping is present?

The damping force is always in the opposite direction to the velocity.

The damping force is always in the opposite direction to the acceleration.

The presence of damping gradually reduces the maximum potential energy of the system.

The presence of damping gradually reduces the maximum kinetic energy of the system.