Physics, asked by adwaith41, 1 year ago

the percentage error in the measurement of mass and speed are 2 percentage and 3 percentage respectively how much will be the error in the estimate of kinetic energy

Answers

Answered by PSN03

2

KE=1/2mv²

ΔKE/KE=Δm/m+2Δv/v

multiplying by 100

ΔKE/KE*100=Δm/m*100+2Δv/v*100

ΔKE/KE*100=2+2*3

=8%

therefore the error in KE is of 8%

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