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In an engine the piston undergoes vertic...

In an engine the piston undergoes vertical simple harmonoic motion with amplitude 7 cm. A washer rests on top of the piston and moves with it. The motor speed is slowly in- creased. The frequency of the piston at which the washer no longer stays in contact with the pistion, is close to

A

`1.2 Hz`

B

`0.1 Hz`

C

`1.9 Hz`

D

`0.7 Hz`

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The correct Answer is:
C
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ALLEN-SIMPLE HARMONIC MOTION-Exercise-05 [A]
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  4. A pendulum made of a uniform wire of cross sectional area A has time T...

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  5. For a simle pendulum, a graph is plotted between its kinetic energy (K...

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  7. A cylindrical of wood (density = 600 kg m^(-3)) of base area 30 cm^(2)...

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  8. A pendulum with time period of 1s is losing energy due to damping. At ...

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  9. A particle performs simple harmonic motion with amplitude A. Its speed...

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  10. Two particles are executing SHM in a straight line. Amplitude A and th...

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  11. In an engine the piston undergoes vertical simple harmonoic motion wit...

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  12. The bob of a simple pendulum executes SHM in water with a period t. Th...

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  13. A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It st...

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  14. Two springs of force constants and are connected to a mass m as sh...

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  15. A particle of mass m executes SHM with amplitude 'a' and frequency 'v'...

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  16. If x, v and a denote the displacement, the velocity and the accelerati...

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  17. A mass M, attached to a horizontal spring, executes SHM with amplitude...

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  18. Two particles are executing simple harmonic of the same amplitude (A) ...

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  19. A wooden cube (density of wood d) of side l floats in a liquid of dens...

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  20. If a spring of stiffness k is cut into two parts A and B of length 1(...

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