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Question
The focal length of a convex mirror is equal to its radius of curvature.
Options
True
False
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Solution
False.
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RELATED QUESTIONS
If the image formed by a mirror for all positions of the object placed in front of it is always diminished, erect and virtual, state the type of the mirror and also draw a ray diagram to justify your answer. Write one use such mirrors are put to and why.
Give two uses of a convex mirror. Explain why you would choose convex mirror for these uses.
Whatever be the position of the object, the image formed by a mirror is virtual, erect and smaller than the object. The mirror then must be:
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State whether true or false. If false, correct the statement.
The convex mirror always produces a virtual, diminished and erect image of the object.
Numerical problem.
A concave mirror produces three times magnified real image of an object placed at 7 cm in front of it. Where is the image located? (Ans: 21 cm in front of the mirror)
The mirror used as rear-view mirror in vehicles ______.
The image formed by these mirrors is ______ than the object.
