With what speed do waves travel across the cord

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A 2.5 meter long elastic cord is fixed at both ends.

a) If the cord is vibrated at a frequency of 35-Hz, a n=3 standing wave is produced. with what speed do waves travel across the cord.

b) at what frequency should this cord be vibrated such that a n-10 standing wave is produced?

Reference no: EM13247718

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