Question

For a virtual image in case of mirror/lens magnification m

a) m>0
b) m<0

c) m=0
d) none of the above​

Answer 1

Answer:

For a virtual image in case of mirror/lens magnification (m) is positive i.e., m>0.

Explanation:

Magnification:

Magnification is defined as the ratio of size of image to the size of object.

In case of mirror/lens, the object is placed closer to the lens and the image is magnified and the eye see a larger virtual image.

Hence, for a virtual image in case of mirror/lens magnification (m) is positive i.e., m>0.