a steel rod 70 cm long has a mass of 7 kg .If wire is under a tension of 100N ,what is the speed of transverse wave??
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L=70cm =0.7m
M= 7 g = 7*10^-3 kg
Linear mass density= mass/length
=7*10^-3/0.7 = 10^-2kg/m
V=√T/linear mass density
V=√100/10^-2 =√10000 = 100m/s
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