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PHYSICS

JAMB 2001 - Question 12

Physics 2001 JAMB Past Questions - Question 12: Find the frequencies of the first three harmonics of a piano string of length 1.5m, if the velocity of the waves on the string is 120ms-¹.

Choose the correct answers from the options given.

Find the frequencies of the first three harmonics of a piano string of length 1.5m, if the velocity of the waves on the string is 120ms-¹.

A: 40 Hz, 80 Hz, 120 Hz

B: 80 Hz, 160 Hz, 240 Hz

C: 180 Hz, 360 Hz, 540 Hz

D: 360 Hz, 180 Hz, 90 Hz

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PHYSICS

Physics 2001 JAMB Past Questions - Question 12: Find the frequencies of the first three harmonics of a piano string of length 1.5m, if the velocity of the waves on the string is 120ms-¹.

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Correct Answer

Explanation