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Grade: 11

                        

Ifthe error in the measurement of mass of a body is 3% and in tbe measuremenrt of velocity is 2% what is the maximum possible error in calculation of kinetic energy

3 years ago

Answers : (1)

Arun
24742 Points
							
I will be using ‘d’ for delta
K.E. = (1/2) m*v^2
d(KE)/KE = dm/m + 2 dv/v
100*d(KE)/KE = 100*dm/m + 2*100* dv/v
% chenge in KE = 3+ 2*2
 = 7%
3 years ago
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