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Physics Past Questions and Answers

Topic: Reflection

Jamb Physics Questions - Reflection

Question 1:
A boy standing some distance from the foot of a tall cliff claps his hands and hears an echo 0.5s later. If the speed of sound is 340ms\(^{-1}\), how far is he from the cliff?
  • A 680m
  • B 170m
  • C 34m
  • D 85m
View Answer & Explanation