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Physical Pendulum

For the small...

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For the small damping oscillator the mass of the block is 500g and value of spring constant is k=50N/m and damping constant is 10g/s.the time period of oscillation is 1) 2πs 2) 2π/13s 3) π/5s 4) π/√5s

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Q. A block of mass

0.1 k g

is connected to an elastic spring of spring constant

640 N m^{- 1}

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. The system dissipates its energy gradually. The time taken for its mechanical energy of vibration to drop to half of its initial value, is closest to:

For the damped oscillator shown, the mass m of the block is 200 g, k = 90 N m $^{- 1}$ and the damping constant b is 40 g s $^{- 1}$ . What is the period of oscillation, time taken for its amplitude of vibrations to drop to half of its initial value.

Q. A body of mass

600 gm

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k = 100 N/m

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0.2

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F = F_{0}

c o s (ω t)

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200 g, k = 80 N m^{- 1}

and the damping constant

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Q. In damped oscillation mass is

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4

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