Question

# Mark ‘T’ if the statement is true and ‘F’ if it is false: (a) We can obtain an enlarged and erect image by a convex mirror. (T/F) (b) A concave lens always forms a virtual image. (T/F) (c) We can obtain a real, enlarged and inverted image by a concave mirror. (T/F) (d) A real image cannot be obtained on a screen. (T/F) (e) A concave mirror always forms a real image. (T/F)

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Solution

## (a)False The image formed by a convex mirror is always virtual, diminished and erect. (b) True The image formed by a concave lens is always virtual, erect and diminished. (c) True The image formed by a concave mirror can be real or virtual, enlarged or diminished, and erect or inverted, depending upon the distance of the object from the mirror. (d) False The image that can be obtained on a screen is called a real image. Virtual images cannot be obtained on a screen. (e) False A concave mirror can form both real and virtual images. The nature of the image depends on the distance of the object from the mirror.

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