A sonometer wire under a tension of N10N, produces a frequency of 250Hz when plucked. Keeping the length of the wire constant, the tension is adjusted to produce a new frequency of 350Hz. Calculate the new tension
A. 39.2N
B. 19.6N
C. 14.2N
D. 7.4N
E. 5.1N
Correct Answer:
Option B = 19.6N
![A body of mass m = 0.5 kg is suspended by a string and pulled by a horizontal force 12N of as shown in the diagram: Calculate the tension T in the String if the body is in equilibrium. [Take g as 10m/s] past-questions-and-answers](https://erudites.ng/wp-content/uploads/2020/06/past-questions-and-answers-150x150.jpg)
