Home Physics Simple Harmonic Motion (Oscillations) NCERT Examplar Motion of an oscillating liquid column in a …
Physics Simple Harmonic Motion (Oscillations) NCERT Examplar MCQ (Single Correct)

Motion of an oscillating liquid column in a U-tube is:

A
Periodic but not simple harmonic
B
Non-periodic
C
Simple harmonic and time period is independent of the density of the liquid
D
Simple harmonic and time period is directly proportional to the density of the liquid

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Text Solution

Verified by Experts
The correct answer is:
C

Consider the diagram in which a liquid column oscillates. In this case, restoring force acts on the liquid due to gravity. Acceleration of the liquid column, can be calculated in terms of restoring force.

Restoring force, Weight of liquid column of height

Motion is SHM with forces constant
.
Time period

where
Which is independent of the density of the liquid.

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