The plane surface of a plane – convex lens of focal length/is silvered. It will behave as:
A. plane mirror
B. concave mirror of focal length \(\frac{f}{2}\)
C. convex mirror of focal length 2f
D. none of the above
Answer:B
The plane surface of a plane – convex lens of focal length/is silvered. It will behave as:
A. plane mirror B. concave mirror of focal length \(\frac{f}{2}\) C. convex mirror of focal length 2f D. none of the above