A man sets his watch by the sound of a siren placed at a distance 1 km away . If the velocity of sound is `330 m//s`

A man sets his watch by the noon-whistle of a factory at a distance of 1.5 kilometers. By how many seconds is his watch slower than the clock of the factory? (Velocity of sound in air is 332 m s^(-1) )

A man standing on a platform observes that the frequency of the sound of a whistle emitted by a train drops by 140 Hz. If the velocity of sound in air is 330 m/s and the speed of the train is 70 m/s, the frequency of the whistle is

A man standing on a platform observes that the frequency of the sound of a whistle emitted by a train drops by 140 Hz. If the velocity of sound in air is 330 m/s and the speed of the train is 70 m/s, the frequency of the whistle is

The sound produced by a siren given by a company reaches a person on the road at a distance of 110 m in _______ s. (Velocity of sound in air is 330 ms^(-1) )

If you set your watch by the sound of a distant siren, will it go fast or slow ?

A man sets his watch by a whistle that is 2 km away. How much will his watch be in error (speed of sound in air 330 m//s ) ?

A man sets his watch by a whistle that is 2 km away. How much will his watch be in error. (speed of sound in air 330 m / sec )