The equation of a wave disturbance is given as `y=0.02cos((pi)/(2)+50pit) cos(10pix)`, where x an y are in metre and t in second. Choose the wrong statement.

The equation of a wave distrubance is a given as y= 0.02 sin ((pi)/(2)+50pi t) cos (10 pix) , where x and y are in metre and t is in second . Choose the correct statement (s).

The equation of a wave distrubance is a given as y= 0.02 sin ((pi)/(2)+50pi t) cos (10 pix) , where x and y are in metre and t is in second . Choose the correct statement (s).

A wave disturbance in a medium is described by y(x, t) = 0.02 cos(50pit + (pi)/(2))cos(10pix) where x and y are in meter and t is in second

A wave disturbance in a medium is described by y(x, t) = 0.02 cos(50pit + (pi)/(2))cos(10pix) where x and y are in meter and t is in second

A wave disturbance in a medium is described by y(x, t) = 0.02 cos((50pit + (pi)/(2))cos(10pix) where x and y are in meter and t is in second

The equation of a plane progressive wave is given by y=2cos(100pit-(pix)/(20)) where x and y are in cm and t is in second. The wavelength of the wave is

The equation of a plane progressive wave is given by y=2cos(100pit-(pix)/(20)) where x and y are in cm and t is in second. The wavelength of the wave is

Fine the wrong statement from the following : The equation of a stationary wave is given by y= 6 cos ((pi x)/(5)) sin (40 pix) ,where y and x are in cm and t is in second. Then for the stationary wave,