1.

Two simple pendulums of length 5 m and 20 m respectively are given small linear displacement in one direction at the same time. They will again be in the phase when the pendulum of shorter length has completed .... oscillations.                    [CBSE PMT 1998; JIPMER 2001, 02]

A.            5    
B.            1
C.            2    
D.            3
Answer» D.            3


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