Q.

The magnification for a plane mirror is m = + 1. What does this mean?

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a

The positive sign shows that the image formed is virtual and inverted

b

The positive sign shows that the image formed is real and erect

c

It shows that the image formed by the plane mirror is of the same size as that of the object

d

It shows that the image formed by the plane mirror is of the different size as that of the object

answer is A.

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Detailed Solution

If m=±1 or a plane mirror the image formed is erect & virtual.

m=vu=1,

Size of image=Size of object

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