Physics, 24.03.2021 02:30 swansondonovanp66got
The lowest note on a piano is 27.5 hz. To fit inside the piano, the string for the low note cant be longer than 1.20 m. if it takes the full length, what is the speed of the wave in the string? (Unit = m/s)
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If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?
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The lowest note on a piano is 27.5 hz. To fit inside the piano, the string for the low note cant be...
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