A guitar string 0.650 m long has a tension of 61.0 N and a mass per unit length of 3.00 g/m. (a) What is the speed of waves on the string when it is plucked? (b) What is the string's fundamental frequency of vibration when plucked?

What will be an ideal response?


Answer: (a) 143 m/s (b) 110 Hz

Physics & Space Science

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A galvanometer that gives a full-scale deflection when 150 µA runs through it is used to make an ammeter that reads a maximum of 1.00 A. To do this, a 3.3-m? shunt was required. What is the resistance of just the galvanometer?

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A perpetual motion machine of the first kind

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The energy per unit volume in an EM wave is

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