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[" 33.A torsional pendulum consists of a...

[" 33.A torsional pendulum consists of a solid disc connected "],[" to a thin wire "(alpha=2^(-4)times10^(-5)C^(-1))" at its centre.Find "],[" the percentage change in the time period between peak "],[" winter "(5^(@)C)" and peak summer "(45^(@)C).]

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