part 1. A 9.00-m long string sustains a three-loop standing wave pattern as shown. The string...

part 1. A 9.00-m long string sustains a three-loop standing wave pattern as shown. The string has a mass of 45 g and under a tension of 50 N.

a. What is the frequency of vibration?

b. At the same frequency, you wish to see four loops, what tension you need to use.

part 2. The expression for the acceleration of a certain simple harmonic oscillator is given by a = – (20 m/s2 ) cos (2.5t).

a. Calculate the amplitude of the simple harmonic motion.

b. Write an expression for the velocity of the same simple harmonic oscillator

c. Write and expression for the displacement of the same simple harmonic oscillator.

Please answer all parts

Expert Solution

genius_generous answered 2 years ago

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