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A man stands on a weighing machine place...

A man stands on a weighing machine placed on a horizontal platform the machine reads 50kg. By mean of a suitable mechanism, the platform is made to execute harmonic vibrations up and down with a frequency of 2 vibration per second. What will be the effect on the reading of the weighing machine? The amplitude of vibration of platform is 5cm. Take `g=10ms^(-2)`

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The correct Answer is:
max. reading `=89.5kgf, Min. reading=10.5kgf`
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