Post Utme Unilag 2017 Physics Question 14

Practice objective / multiple choice question 14 from the 2017 Post Utme Unilag Physics examination.

Post Utme Unilag 2017 Physics Objective / Multiple Choice

Question 14 POST_UTME_UNILAG • 2017 • PHYSICS • objective

A sound wave of frequency $f = 200,Hz$ and amplitude $A = 0.5,m$ travels through a medium with speed $v = 340,m/s$. What is the intensity of the sound wave?

A. I = 10^{-3},W/m^2

B. I = 10^{-2},W/m^2

Correct Answer C. I = 10^{-1},W/m^2

D. I = 10^{0},W/m^2

Correct Answer

Correct Option:

I = 10^{-1},W/m^2

This is Post Utme Unilag 2017 Physics Question 14. It is one of the objective questions from the 2017 Post Utme Unilag Physics examination.

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