Physics > 2002 > 15
JAMB UTME
I.Temperature.
II.Density of air molecules.
III.Pressure.
IV.Pitch.
Which of the above will affect the velocity of sound in air?
II.Density of air molecules.
III.Pressure.
IV.Pitch.
Which of the above will affect the velocity of sound in air?
A.
I and II only
B.
II and IV only
C.
I, II and IV only
D.
I, II, III and IV
Answer: A
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