GATE Papers >> ECE >> 2007 >> Question No 70

A right circularly polarized (RCP) plane wave is incident at an angle of 60° to the normal, on an air-dielectric interface. If the reflected wave is linearly polarized, the relative dielectric constant ${\epsilon }_{r2}$ is

• (A)  $\sqrt{2}$   
• (B)  $\sqrt{3}$   
• (C)  $2$   
• (D)  $3$