Questions
The length of the string of a musical instrument is 90 cm and has a fundamental frequency of 120 Hz. Where should it be pressed to produce fundamental frequency of 180 Hz?
detailed solution
Correct option is C
Frequency of stretched stringn=12ℓTmIf T and m are constantn∝1ℓn′n=ℓℓ′180120=90ℓ′ℓ′=60cmTalk to our academic expert!
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For one-mole ideal gas, a process follows the relation where P0 and V0 are constants. If the volume the gas changes from V0 to 2V0. What is the change in temperature?
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