[" 0] The "6times10^(-6)" T along z-direction "],[" The pressure exerted by an electromagnetic wave of "],[" intensity I "(Wm^(-2))" on a non-reflecting surface is ( "c" is "],[" the velocity of light) "],[[" (A) IC "," (B) Ic "^(2)],[" (e) "1/c," (D) I/c "^(2)]]