a) Discuss the effect of temperature and pressure on velocity of sound in a gas. b) A train is approaching a cliff at 10m/s. The driver sounds a…
Class 12 Physics · 2082 · Solved Question with Answer
a) Discuss the effect of temperature and pressure on velocity of sound in a gas.
b) A train is approaching a cliff at 10m/s. The driver sounds a whistle of frequency 600Hz. What will be the frequency of echo as heard by the driver? (Velocity of sound in air = 340ms⁻¹)