ICSE Class 10 Physics 2015 Solved Paper

In the diagram below, A,B,C,D are four pendulums suspended from the same elastic string PQ. The length of A and C are equal to each other while the length of pendulum B is smaller than that of D. Pendulum A is set into a mode of vibrations.

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Total: 74

Name the type of vibrations taking place in pendulums B and D ?

Solution:

B and D would be in the state of force vibration.

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