(Answered) A mass on a string of unknown length oscillates as a

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A mass on a string of unknown length oscillates as a pendulum with a period of 3.4 s . Parts A to D are independent questions, each referring to the initial situation. (Express your answer to two significant figures and include the appropriate units.)

A) What is the period if the mass is doubled?

B) What is the period if the string length is doubled?

C) What is the period if the string length is halved?

D) What is the period if the amplitude is doubled?

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