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Q.5 of 75
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The tension in a stretched string fixed at
both ends is changed by 2%, the
fundamental frequency is found to get
changed by 15Hz.
a) Wavelength of the string of fundamental
frequency does not change
b) Velocity of propagation of wave changes
by 2%
c) Velocity of propagation of wave changes
by 1%
d) Original frequency is 1500Hz
O
conly correct
O
cand a are correct​

Answer 1

Explanation:

hmm but its not correct

Answer 2

Answer:

the man heard 1000 --- 10000hz

but animal 100hz se all hz