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
E
330.00m
Verified Correct Answer: D.
Physical Principles & Numerical Solution
Distance x = vt/2 = 1650 x 0.15/2 = 123.75m
Source: Myschool Past Questions Archive (Record #24102)