JEE · NEET Previous Year Question
The frequency of a whistle of an engine is 600 cycles/sec is moving with the speed of 30 m/sec towards an observer. The apparent frequency will be (velocity of sound = 330 m/s)
Topic: NEET PYQ
Answer: B. Full step-by-step solution below.
- A600 cps
- B660 cps
- C990 cps
- D330 cps
Correct answer: B
Solution
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