IF THE TIME FOR 50 OSSICILATIONS OF THE PENDULUM IS 80 sec USING A WRIST WATCH OF 1 sec RESOLUTION , THEN ACCURACY IN MEASUREMENT OF TIME PERIOD OF OSCILLATION IS WHAT ?
RAGINI SEIWAL , 6 Years ago
Grade 12
1 Answers
Vikas TU
Last Activity: 5 Years ago
% error inmeasurement of time period is : Error = (Del t / T )*100 Del t = Resolution of watch / No. of oscillation Del t = 1/50 T = Total time / No. of oscillation T = 80/50 Error = 1/50 * 50/80 *100 Error = 1.25%
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