A bat emitting an ultrasonic wave of frequency 4.5 \times 10^4 {\Hz} at speed of 6 {\m} \/ { s} between two parallel walls. The two frequencies heard by the bat will be

Correct Answer is : 4.67×104Hz,4.34×104Hz

4.67 \times 10^4 {\Hz}, 4.34 \times 10^4 {\Hz}

4.34 \times 10^4 {\Hz}, 4.67 \times 10^4 {\Hz}

4.5 \times 10^4 {\Hz}, 5.4 \times 10^4 {\Hz}

4.67 \times 10^3 {\Hz}, 4.34 \times 10^4 {\Hz}

COMEDK Exam 2022 Solved Paper

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A bat emitting an ultrasonic wave of frequency 4.5×104‌Hz at speed of 6m∕ s between two parallel walls. The two frequencies heard by the bat will be

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