Question on: WAEC Physics - 1990
A bat emits a sound wave at a speed of 1650.0ms-1 and receives the echoes 0.15s later. Calculate the distance of the bat from the reflector
A
8.75m
B
16.50m
C
87.75m
D
123.75m
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Correct Option: D
Distance x = vt/2 =
1650 x 0.15/2 = 123.75m
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