Advertisements
Advertisements
Question
The displacement y of a wave travelling in the x direction is given by y = (2 x 10-3) sin `(300 "t" - 2x + pi/4)`, where x and y are measured in metres and t in second. The speed of the wave is:
Options
150 ms-1
300 ms-1
450 ms-1
600 ms-1
Solution
150 ms-1
APPEARS IN
RELATED QUESTIONS
A student tunes his guitar by striking a 120 Hertz with a tuning fork, and simultaneously plays the 4th string on his guitar. By keen observation, he hears the amplitude of the combined sound oscillating thrice per second. Which of the following frequencies is the most likely the frequency of the 4th string on his guitar?
Compare the velocities of the wave forms given below, and choose the correct option.
where, vA, vB, vC and vD are velocities given in (a), (b), (c) and (d), respectively.
A uniform rope having mass m hangs vertically from a rigid support. A transverse wave pulse is produced at the lower end. Which of the following plots shows the correct variation of speed v with height h from the lower end?
Show that the velocity of a traveling wave produced in a string is v = `sqrt("T"/mu)`.
