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Question 37

A man standing 300m away from the wall sounds a whistle. The echo from the wall reaches him 1.8sec. later, calculate the velocity of sound in air

  • A.540.0ms-1
  • B.333.3ms-1
  • C.270.0ms-1
  • D.166.7ms-1
  • E.83.3ms-1
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
1991
Question no.
#37
Type
Objective
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