question_answer

The equation of a wave on a string of linear mass densityis given by (m)

The tension in the string is -                                                                                               [AIEEE 2010]

A)  6.25 N             

B)  4.0 N

C)  12.5 N             

D)  0.5 N

Correct Answer: A

Solution :

[a] Putting

in equation