Question

Example 2.12 The period of oscillation of
a simple pendulum is T = 21/L/g.
Measured value of Lis 20.0 cm known to I
mm accuracy and time for 100 oscillations
of the pendulum is found to be 90 s using
a wrist watch of 1 s resolution. What is the
accuracy in the determination of g?

Answer 1

Answer:

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