Explain plz instant
tix medium It
VELOCITY
V. time period T,
i. By defininonof
l„nce travcllcd bv the
in 'me i e..
econd
- vekxity x Tunc
Wavelength
whiLc .tanding
'iii density p ot the mea'ull',
The of sound tn a medium is given
by the relation
where E is 'he modulus nf elasticity (Young's
in case of •oltds or hulk modulus •n case
of fluids' and p is the density the medium.
when in a
Of not Changc (i.e.. the
the temperature
to tlr
E = P. Of
sound in a gas is given a'
For air at normal and SN_TP),
be But the of in
E h. using eqn
the hem at -
is the pressure the
Hence sound m a
The value oi the
medium
