Post-UTME Physics 2009 Objective — Question 2
Question 2 of 10 from the Post-UTME Screening (Post-UTME) Physics 2009 Objective paper, with the correct answer and a full explanation.
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A bat emits its sound at a speed of 1650m/s (as given in the source) and receives the echoes 0.15s later. Calculate the distance of the bat from the reflector.
- A. 8.75m
- B. 10.50m
- C. 87.75m
- D. 123.75mCorrect
Explanation
Distance = speed × time / 2 = 1650 × 0.15 / 2 ≈ 123.75m.
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