Which of the following statements is (are) NOT correct? i. pressure changes do not affect...

JAMB 1984

Which of the following statements is (are) NOT correct? i. pressure changes do not affect the speed of sound in air ii. the velocity of sound increases with temperature iii. the quality of the note depends only on its frequency

A. i only
B. ii only
C. iii only
D. i and iii
E. ii and iii

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Correct Answer: Option D

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