CBSE Class 11-science Answered
A wave pulse is travelling on a string of linear density 1cm^-1 under a tension of 1kgwt.Calculate the time taken by the pulse to travel a distance of 50cm on the string.Given g=10ms^-2
Asked by Vidushi412 | 19 Jan, 2019, 10:58: PM
Expert Answer
Speed of transverse wave in the string =
where T is tension inthe string and μ is linear mass density
T = 1kgwt = 10 N
It is assumed that μ = 1g/cm = 0.1 kg/m
hence speed v =
time to trave a distance 50 cm = distance/speed = 0.5/10 = 0.05 s = 50 milli-seconds
Answered by Thiyagarajan K | 19 Jan, 2019, 11:47: PM
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