A sonometer wire of linear density 0 08kg m-1 s... - WAEC Physics 2003 Question
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
correct option: b
v = \(\sqrt{\frac{T}{m}} = \sqrt{\frac{800}{0.08}} = 100\)m/s
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