Thu March 01, 2012 By: Abhijeeth P
What is the answer, If options are:

A strong transverse pulse created at one end of the string is observed to 5 up and down journeys along its length before fading out. The length of the string is 8m and the pulse take 20 seconds to complete these journeys. The speed of the pulse through the string is

Expert Reply
Fri March 02, 2012
One wave will take time = 20/5 = 4 seconds Speed of pulse is = distance/time = 2m/s
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