A sound spurce is moving towards a stationary observer with 1/10 of the speed of sound. The ratio of apparent to real frequency is

A sound source is moving towards a stationary observer with 1/10 of the speed of sound. The ratio of apparent to real frequency is

A sound source is moving towards stationary listener with (1)/(10)th of the speed of sound. The ratio of apparent to real frequency is

A source of sound of frequency n is moving towards a stationary observer with a speed S. If the speed of sound in air is V and the frequency heard by the observer is n_(1) ,the value of n_(1)//n is

A source of sound of frequency 450 cycles / sec is moving towards a stationary observer with 34 m / sec speed. If the speed of sound is 340 m / sec , then the apparent frequency will be