JEE Main 2015 Question Paper
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Question : 62 of 90
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The period of oscillation of a simple pendulum is T = 2 π √
Measured value of L is 20.0 cm known to 1 mm accuracy and time for 100 oscillations of the pendulum is found to be 90 s using wrist watch of 1s resolution. The accuracy in the determination of g is:
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