The frequency of the sinusoidal wave
`y=0.40 cos [2000 t +0.80 x]` would be

The equation of wave is y=1.0 cos 2pi(t/0.02-x/10) where t is in second. The frequency of the wave is

The equation of a plane progressive wave is given by y = 0.025 sin (100 t + 0.25 x) .The frequency of this wave would be

The equation of a wave is given by y=10cospi(2.0t-0.01x) ,where y and x are in cm and t in sec.Find (i)amplitude,(ii)frequency,(iii)wavelength and (iv)wave velocity.

The equation of a standing wave is given by y = 0.02 cos (pi)(x) sin (100 (pi) t )m . Find the amplitude of either wave interfering , wavelength , time period, frequency and wave velocity of interfering waves.

The equations for two sinusoidal waves propagating through a string are given by, y_(1)=4 sin (20x-30t) y_(2)=4 sin (25-x-40t) where y and x are in centimeters and t is second. (i) What is the phase difference between these two waves at the points x=5.0 cm and at t=2.0 s? (ii) When these two waves interface what is the maximum and minimum value of the intensity?