Question

6. A pendulum completes 2 oscillations in 5 s. (a) What is its time period ? (b) If g = 9.8m * s ^ - 2 , find its length.​

Answer 1

Answer:

(a) answer is 2.5

how let see ok

You can see 2 oscillation take 5 s so 1 oscillation will take x

so,

5/2=x

so 2.5 is answer

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