Molten-wax of mass m drops on a block of mass M, which is oscillating on a frictionless table. Select the correct option.
A
time period does not change
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B
amplitude increases
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C
time period decreases
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D
time period increases
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Solution
The correct option is D time period increases Time period without Molten-wax (T)=2π√MK Time period with Molten-wax of mass m is (T′)=2π√M+mK Since, the mass increases the time period will increase.