The least count of a stop watch is 1/5 second the time of 20 oscillation of a pendulum is measured to be 25 seconds the maximum percentage error in the meaaurment of time
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Final. Answer :Maximum percentage error in time taken., = 0.8%
Steps :
1) Least count ,
Time taken to complete 20 oscillations, T = 25 s
No. of Oscillations , N = 20
Percentage error in measurement of time ,
We shall find relative error,
We get ,
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Answer. Here is the solution to your problem....
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