(d) None of these
254.Laplace made a correction in the basic formula of
velocity of sound given by Newton and evaluated
the correct value by considering that sound
propagation is :
(a) an isothermal process
(b) an adiabatic process
(c) both of these
(d) none of these
6]
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Answer:
adiabatic process....
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an adiabatic process is correct
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