1.

A train is moving with a uniform speed of 33 m/s and an observer is aproaching the train with the same speed.If the train blows a whistle of frequency 1000 Hz and the velocity of sound is 333 m/s then the apparent of sound is 333m/s then the apparent frequency of the sound the observer hears is

Answer»

1220 HZ
1099 Hz
1110 Hz
1200 Hz

ANSWER :C


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