Q.

Two particles A and B of  equal masses are suspended from two massless springs of spring constants k1  and k2 , respectively. If the maximum velocities, during oscillation, are equal, the ratio of amplitudes of A and B is

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a

k2k1

b

k1k2

c

k2k1

d

k1k2

answer is B.

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Detailed Solution

vmax1=vmax2ω1a1=ω2a2 

2πT1a1=2πT2a2

 

a1a2=T1T2=k2k1    (T=2πmk)

 

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Two particles A and B of  equal masses are suspended from two massless springs of spring constants k1  and k2 , respectively. If the maximum velocities, during oscillation, are equal, the ratio of amplitudes of A and B is