Physics, asked by parineetasakshi6263, 10 months ago

A whistle of frequency 1000 Hz is sounded on a car travelling
towards a cliff with velocity of 18 m s⁻¹ normal to the cliff.
If c = 330 m s⁻¹, then the apparent frequency of the echo as
heard by the car driver is nearly
(a) 1115 Hz (b) 115 Hz
(c) 67 Hz (d) 47.2 Hz

Answers

Answered by Anonymous

1

Explanation:

your answer is a. 1115..hz

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