The equation of a wave motion (with t in seconds and x in metres ) is given by `y=7 sin [ 7 pi t-0.4 pi x+(pi)/(3)]` . The velocity of the wave will be

The equation of a wave motion is given by y = 7 sin(7pi t - 0.4 pi x + (pi)/(3)) , where all quantities are measured in SI units. Then the ratio of wave velocity to the maximum particle velocity is

The equation of a plane progressive wave is given by, y= 3sin pi (( t)/( 0.02) -(x)/( 20)) .The frequency of the wave is

The equation of a plane progressive wave is given by, y= 3sin pi (( t)/( 0.02) -(x)/( 20)) .The frequency of the wave is

The equation of a progressive wave is y=8 sin [ pi ((t)/(10)-(x)/(4))+(pi)/(3)] . The wavelength of the wave is

The equation of a progressive wave is given by, y = 3 sin pi ((t)/(0.02) - (x)/(20)) m . Then the frequency of the wave is

If the wave equation y= 0.08 sin (2 pi)/(lambda) (200t-x) then the velocity of the wave will be

The equation of a wave moving on string y = 8 sin {pi (0.002 x - 4t)} where x , y are in centimeter and t in seconds . The velocity of the wave is ……… .

The equation of a progressive wave is y=4sin(4pi t-0.04x +pi//3) where x is in meter and The velocity of the wave is