MOCK PRE-UPS 3 SP015 2023/2024

In Simple Harmonic Motion, when is the pendulum at maximum velocity?

• At its lowest point.

• At its highest point

• It moves at a constant velocity.

• It is at rest.

In Simple Harmonic Motion, when is the pendulum at maximum acceleration?

• At its lowest point.

• At its highest point.

• It moves at a constant velocity.

• It is at rest.

In Simple Harmonic Motion, when is the pendulum at zero acceleration?

• At its lowest point.

• At its highest point.

• It moves at a constant velocity.

• It is at rest.

In Simple Harmonic Motion, when is the pendulum at zero velocity?

• At its lowest point.

• At its highest point.

• It moves at a constant velocity.

• It is at rest.

The distance between two successive troughs in a wave is called the ____________.

• frequency.

• wavelength.

• equilibrium.

• period.

Which of the following quantities is constant in Simple Harmonic Motion?

• Elastic potential energy

• Elastic potential energy

• Kinetic energy

• Total energy

A string fixed at both ends is vibrating in a standing wave. There are two nodes between the ends of the string, not including those on the ends. The string is vibrating at a frequency that is its ____________.

• Fundamental.

• First harmonic.

• Third harmonic.

• Second harmonic

The figure shows several modes of vibration of a string fixed at both ends. The mode of vibration that represents the third overtone is _______________.

• 1

• 2

• 3

• 4

Which of the following statements is correct about the acceleration of a particle in simple harmonic motion?

• Its direction is always opposite to the direction of displacement.

• It is inversely proportional to the angular frequency.

• When the velocity zero, it is zero,

• It is proportional to the frequency.

The harmonics which are present in a pipe open at one end are ______________.

• all the harmonics.

• odd harmonics only.

• even harmonics only.

• non-integer multiples of the fundamental frequency.