The energy of a system as a function of time t is given as E(t)=A^2 (- t), where =0.4 ,s^ -1 . The...

Question

The energy of a system as a function of time t is given as E(t)=A^2 (- t), where =0.4 ,s^ -1 . The measurement of A has an error of 1.7 %. If the error in the measurement of time is 1.50 %, the percentage error in the value of E(t) at t=6 ,s is ________%.

Accepted Answer

7

JEE Main Physics question

Solution

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