Questions
A particle of mass 2g is initially displaced through 2cm and then released. The frictional force constant due to air on it is 12×10-3N / m. The restoring force constant is 50×10-3N /m.If it is in oscillatory motion, its time period is
detailed solution
Correct option is B
γ=b2m;ωo=km and time period T=2πω02-γ2Talk to our academic expert!
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In damped oscillations, damping force is directly proportional to speed of oscillator. If amplitude becomes half of its maximum value in 1 s, then after 2 s amplitude will be (Ao-initial amplitude)
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