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 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 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 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 of an electromagnetic wave in free spaces is given by barE=5 cos(10^5t+kx)j , where t in second and x in meter then

Electric field of an electromagnetic wave travelling in vacuum is given by E = 20 sin ( kx - 6 xx 10^(8 ) t) what should the value of k in SI units ?