Assuming air to be an ideal gas, the speed of sound depends on temperature only. As air temperature increases, so does the speed of sound and vice versa. The speed of sound is completely independent of air pressure because the air pressure and air density are proportional to each other at the same temperature.
You must be Logged in to update hint/solution
Q. What is the principle of a ''Life Jacket"?
Q. Dynamo is a machine which is used for conversion of
Q. When a body falls from an aeroplane, there is increase in its
Q. The best conductor of electricity among the following is :
Discusssion
Login to discuss.