A particle executes SHM with a time period of 12 s. Find the time taken by the particle to go directly from its mean position to half of its amplitude.
A
6
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B
1
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C
7
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D
8
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Solution
The correct option is B 1
We know,
Equation of SHM,
y=Asin(2πtT)
Where, A=Amplitude,T=time period
At y=0 mean position,
0=Asin(πt6)
i.e t=0
At y=A2
A2=Asin(πt6)
i.e t=1s
Difference in times, is the time taken to reach from mean to half of the Amplitude,