A pulse was created in stretched string of length 5m . it was observed that the pulse returned after reflection at the point of creation 5 times in 10 seconds. calculate the speed.
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A pulse was created in stretched string of length 5m . it was observed that the pulse returned after reflection at the point of creation 5 times in 10 seconds. calculate the speed.
plz answer fast
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Answer:
5 m/s
Explanation:
for 5 times it is 10 second
so for 1 time it is 10/5=2 seconds
speed =distance / time
speed = 10 / 2 ( distance became 5*2=10 because the wave goes and comes back)
speed = 5 m/s