The electric field associated with an em wave in vacuum is given by `vecE = 40 cos (kz-6 xx 10^8t)hati`, where E, z and t are in V.`m^(-1)`. meter and seconds respectively. The value of wave vector k is

The electric field associated with an e.m wave in vaccum is given by vecE = hat i 40 cos (kz-6xx10^8t) , where E , z and t are in volt//m , meter and seconds respectively. The value of wave vector k is

The electric field associated with an electromagnetic wave in vacuum is given by vecE=40cos(kz-6xx10^(8)t)hati, where E, z and t are in volt per meter, meter and second respectively. The value of wave vector k is

The electric field associated with an electromagnetic wave in vacuum is given by vecE=40cos(kz-6xx10^(8)t)hati, where E, z and t are in volt per meter, meter and second respectively. The value of wave vector k is

The electric field associated with an electromagnetic wave in vacuum is given by vecE=40cos(kz-6xx10^(8)t)hati, where E, z and t are in volt per meter, meter and second respectively. The value of wave vector k is

The electric field associted with an electromagnetic wave in vacuum is given by vecE=hati 40 cos(kz=6xx10^(8)t) , when E , z and t are in volt//m, metre and second respectively

The electric field on an electromagnetic wave in free space is given by E=10 cos (10^7t+kx) hatj V//m , Where t and x are in seconds and metres respectively. It can be inferred that (1) the wavelength lambda is 188.4m. (2) the wave number k is 0.33rad//m (3) the wave amplitude is 10V//m (4) the wave is propagating along +x direction. which one of the following pairs of statement is correct?