1) For a concave spherical mirror the distance from the mirror to the focus of the mirror is:\
-equal to the radius of curvature
-is half the radius of curvature
-is one third the radius of curvature
-is twice the radius of curvature
2) When light goes from one medium into another, the bending is explained by:
-Snell's Law
-Refractive index
-Newton's Law
-Pascal's Law
Get Answers For Free
Most questions answered within 1 hours.