Question.
The magnification produced by a plane mirror is $+1$. What does this mean ?
The magnification produced by a plane mirror is $+1$. What does this mean ?
solution:
Magnification for a plane mirror is $+1$. The positive sign means the image is virtual and erect. The numerical value (magnitude) '1' means that the size of the image is exactly equal to the size of the object.
Magnification for a plane mirror is $+1$. The positive sign means the image is virtual and erect. The numerical value (magnitude) '1' means that the size of the image is exactly equal to the size of the object.
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