Single Answer MCQ
Q-00040295

The distance from the mirror to the principal focus for a convex mirror is:

1

Positive and represents a real focus.

2

Negative and represents a virtual focus.

3

Non-existent.

4

Equal to the radius of curvature.

Answer and Solution

Answer

B. Negative and represents a virtual focus.

Solution:

For convex mirrors, the focal length is considered negative because the focal point is virtual and located behind the mirror. Hence, option B is correct.

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