MHT CET Physics question
A table is revolving on its axis at 5 revolutions per second. A sound source of frequency 1000 Hz is fixed on the table at 70 cm from the axis. The minimum frequency heard by a listener standing at a distance very far from the table will be (Take, speed of sound = )
Answer: (C)
Solution
Source speed m/s; the minimum frequency occurs when the source recedes, Hz;
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