Neco 2021 Physics Question 22

Practice objective / multiple choice question 22 from the 2021 Neco Physics examination.

Neco 2021 Physics Objective / Multiple Choice Medium Difficulty

Question 22 NECO • 2021 • PHYSICS • objective

A string is fixed at one end and free at the other. In its second harmonic the distance between two consecutive nodes is \(0.25\ \text{m}\) and the frequency of vibration is \(120\ \text{Hz}\). Determine the speed of the travelling wave on the string and the total length of the string.

A. 48 m/s, 0.3125 m

Correct Answer B. 60 m/s, 0.375 m

C. 60 m/s, 0.5 m

D. 72 m/s, 0.45 m

Correct Answer

Correct Option:

60 m/s, 0.375 m

This is Neco 2021 Physics Question 22. It is one of the objective questions from the 2021 Neco Physics examination.

Difficulty level: Medium .

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