An incident wave is represented by `y(x,t)=20sin(2x-4t)`.
Write the expression for reflected wave (i) from a rigid boundary (ii) from an open boundary.

The equation of a transverse wave travelling along a string is y(xt)=0.3sin(200x-0.5t) what is the equation of the reflected wave when it is reflected by (i) A rigid boundary? (ii) A free end?

The equation of a wave is represented by y=10^-4sin[100t-(x)/(10)] . The velocity of the wave will be

A standing wave is represented by Y= =A sin (100 t)cos (0.01x) A standing wave is represented by

A harmonic wave is travelling on string 1. At a junction with string 2 it is partly reflected and partly transmitted. The linear mass density of the second string is four times that of the first string, and that the boundary between the two strings is at x=0. If the expression for the incident wave is y_i = A_i cos (k_1 x-omega_1t) (a) What are the expressions for the transmitted and the reflected waves in terms of A_i, k_1 and omega_1 ? (b) Show that the average power carried by the incident wave is equal to the sum of the average power carried by the transmitted and reflected waves.

A wave y_i = 0.3 cos (2.0x - 40t) is travelling along a string toward a boundary at x=0. Write expressions for the reflected waves if . (a) the string has a fixed end at x=0 and (b) The string has a free end at x=0. Assume SI units.

A wave is represented by the equation : y=a sin (0.01x-2t) where a and x are in cm . velocity of propagation of wave is

The equation of a wave is represented by y= 10^(-4) sin[ 100 t -(x)/(10)] . The velocity of the wave will be

If two waves are represented by : y_1=2 sin (4x-300t)& y_2= sin (4x-300t-0.2) then their superposed wave will have angular frequency -