Question

if focal length of the concave mirror is 20cm, we get the virtual image of the object placed at a distance _____ than 20cm. ( )
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(a) less (b) more (c) equal (d) double​​​​

Answer 1

Answer:

c)

Explanation:

Answer 2

Answer:

a) less

if an object placed between the F and P of a concave mirror then image formed is virtual, erect and enlarged