Two particles A and B of equal masses are suspended from two mass less springs of spring constant k1 and k2 respectively. If the maximum velocities during oscillation, are equal, the ratio amplitudes of A and B is
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a
k1k2
b
k1k2
c
k2k1
d
k2k1
answer is D.
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Detailed Solution
In S.H.M. Vmax=Ïa For particle A, v1=Ï1a1 For particles B v2=Ï2a2 Given that v1=v2 or Ï1a1=Ï2a2 a1a2=Ï2Ï1=T1T2 âµÏ=2ÏT The time period of a spring is given by T=2ÏMk or Tâ1k a1a2=k2k1