A sonometer wire of linear density 0.08kg m-1 subjected to a tension of 800N is...

WAEC 2003

A sonometer wire of linear density 0.08kg m^-1 subjected to a tension of 800N is plucked. Calculate the speed of a pulse which moves from one end of the wire to the other

A. 179.0ms^-1
B. 100.0ms^-1
C. 15.8ms^-1
D. 8.0ms^-1

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Correct Answer: Option B

Explanation

v = \(\sqrt{\frac{T}{m}} = \sqrt{\frac{800}{0.08}} = 100\)m/s

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A sonometer wire of linear density 0.08kg m-1 subjected to a tension of 800N is...

Correct Answer: Option B

Explanation

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