A String of Mass 3 G and Length 1 M

question 29

Multiple Choice

A string of mass 3 g and length 1 m can carry a wave of 20 mW power.The amplitude of the wave is 3.25 mm.What is the period of oscillation if the tension applied to the string is 42 N?

• A)78 ms
• B)40 ms
• C)68 ms
• D)73 ms
• E)61 ms

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