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Experiment M1 The simple pendulum (1) Apparatus Pendulum bob, clamp, retort stand, thread, stop watch, metre rule. Procedure Set up a pendulum of length /= 100 cm. Find the time t, for 50 complete oscillations. Repeat the experiment for /= 80, 50 and 40 cm. Tabulate your results as shown below. / (cm) Time for 50 oscillations 1,(s) 1₂ (s) mean t (s) Period T2 (s) T (s) Questions a) Plot a graph of / against 72 and determine the slope of the graph. b) Given that g 1= T² 4x² deduce the value of g.​

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