The equation of motion of a particle of mass 1g is d2xdt2+π2x=0, where x is displacement (inm) from mean position. The frequency of oscillation is (inHz):
A
12
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B
2
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C
5√10
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D
15√10
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Solution
The correct option is A12 d2xdt2=−π2x Comparing with d2xdt2=−ω2x We have, ω=π ∴2πf=π f=12 Hz