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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?A. `11%`B. `8%`C. `5%`D. `1%` |
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Answer» Correct Answer - B `E=(1)/(2)mv^2` `%` Error in K.E. `=%` error in mass`+2xx%` error in velocity `=2+2xx3=8%` |
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