1.

You walk slowly toward a large concave mirror.At first, you see your inverted image moving toward you. After you pass a certain point, you no longer see your image clearly.Moving still closer, you see a clear, enlarged and erect image of yourself behind the mirror.During the time when you cannot see a clear image

Answer»

you are closer to the mirrro than the focal point and the IMAGE is now virtual and invisible
You are between the center of curvature and the focal point, and the image is now behind you
You are between the centre of curvature and the focal point, and the image is now virtual and invisible
You are closer to the mirror than the focal point and the image is now behind you

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