A light ray makes an angle of 42º with the normal to a glass-water surface on the glass side of the surface. The angle θ in the water is
A) 42º.
B) 36º.
C) 63º.
D) 49º.
E) 27º.

Question

A light ray makes an angle of 42º with the normal to a glass-water surface on the glass side of the surface. The angle θ in the water is
A) 42º. 
B) 36º. 
C) 63º. 
D) 49º. 
E) 27º.

Quizplus · Accepted Answer

The Answer of  A light ray makes an angle of 42º with the normal to a glass-water surface on the glass side of the surface. The angle θ in the water is
A) 42º. 
B) 36º. 
C) 63º. 
D) 49º. 
E) 27º.

A Light Ray Makes an Angle of 42º with the Normal