What is meant by magnification? Write its expression. What is its sign for the a) real image b) virtual image
Answers
Answered by
17
Magnification of a mirror can be defined as the ratio of height of image by height of object.
i. e., Height of image / height of object.
a. If image is real this means it must be inverted also hence, for this case magnification will of negative.
b. If image formed by mirror is virtual then the image will be erect hence, magnification sign will be of positive.
i. e., Height of image / height of object.
a. If image is real this means it must be inverted also hence, for this case magnification will of negative.
b. If image formed by mirror is virtual then the image will be erect hence, magnification sign will be of positive.
Answered by
0
answer : magnification of mirror is the ratio of height of image upon height of object
expression:. height of image/height of object
- sign will be negative
- sign will be positive
Similar questions