1. The kinetic energy of a particle depends on the
square of speed of the particle. If error in
measurement of speed is 30%, the error in the
measurement of kinetic energy will be
(1) 30%
(2) 60%
(3) 69%
(4) 15%
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Answer:
the correct answer is option (2) 60%
error = v²
so there is error of 60%
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