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5/32 MCQs for:
MOTION: Simple harmonic motion (SHM)
For a forced vibration, the amplitude of vibration is found to depend on the:

One end of a horizontal string is fixed to a wall. It is then plucked transversely at a point ¾ way from the wall, as shown. Which of the following refers to the correct property of the wave after it reflects off the wall?

1) It has a greater speed after it reflects on the wall;

2) It has a greater frequency after it reflects off the wall;

3) The reflected pulse will be a trough.

Curve A in the figure represents:

A mass is attached to a vertical spring and bobs up and down between points A and B. Where is the mass located when its kinetic energy is a minimum?
A mass oscillates on the end of a spring, both on Earth and on the Moon. Where is the period the greatest?