Question

A sinusoidal progressive wave is generated in a string. Its equation is given by Y= (2mm)sin(2πx- 100πt +π/3). The time when particle at x = 4 m first passes through mean position, will be

(a) 1/150 sec

(b) 1/12 sec

(c) 1/300 sec

(d) 1/100 sec 

Answer 1

Correct option 1/300 sec

Explanation: