Q.

The percentage errors in the measurement of mass and speed are 2% and 3% , respectively. How much will be the maximum error in the estimation of KE obtained by measuring mass and speed?

Moderate

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By Expert Faculty of Sri Chaitanya

11%

answer is 3.

(Detailed Solution Below)

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Detailed Solution

Kinetic energy, E=12mv2ΔEE×100=Δmm×100+2Δvv×100=2+2×3=8%

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