waec model questions vol1 2024 physics
Objective • Question 11
Question 11
WAEC_MODEL_QUESTIONS_VOL1
•
2024
A sound wave travels through air at a speed of 340 m/s. If the frequency of the sound wave is 680 Hz, calculate the wavelength of the sound wave. Additionally, if the sound wave travels for 5 seconds, determine the distance it covers during that time.
Answer Options
A.
0.25 m; 850 m
B.
1.0 m; 1700 m
Correct Answer
C.
0.5 m; 1700 m
D.
0.5 m; 1500 m
Correct Answer
C
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