Question

19. A mass M, attached to a horizontal spring,
executes SHM with amplitude A. When the mass M
passes through its mean position, then a smaller mass
m is placed over it and both of them move together
А A
with amplitude A2. The ratio of
is
₂)
M
(a)
(b)
M + m
M M
M+m
1/2
M
1/2
M+m
(C)
(d)
M + m
M
[AIEEE 2011]​

Answer 1

Explanation:

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