Sound WavesHard
Question
Two trains A and B are moving in the same direction with velocities 30 m/s and 10 m/s respectively, B is behind from A, blows a horn of frequency 450 Hz. Then the apparent frequency heard by B is (The velocity of sound is 330 m/s) : -
Options
A.425 Hz
B.300 Hz
C.450 Hz
D.350 Hz
= 450 
= 425 HzMore Sound Waves Questions
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