Question

The velocity of sound in air at ntp is 330m/s. If the temperature is increased to 819*C the belocity of the sound is ________.

Answer 1

Answer:

$v = \sqrt{ \frac{1.4 \times 8.31 \times 1092}{0.032} }$

T=819+273 K

= 1092 K

$v = \sqrt{397010} = 63 \frac{m}{s}$