The equation of a wave is y = 0.1 sin (100πt – kx) where x, y are in metres and t in seconds. If – the velocity of the wave is 100 m/s, then the value of k is
A. 1 m-1
B. 2m-1
C. πm-1
D. 2πm-1
Answer:C
The equation of a wave is y = 0.1 sin (100πt – kx) where x, y are in metres and t in seconds. If – the velocity of the wave is 100 m/s, then the value of k is
A. 1 m-1 B. 2m-1 C. πm-1 D. 2πm-1