Question

A teacher gives a convex lens and a concave mirror of focal lengths 20cm each.
Find correct option.
(a) (20 cm, 40 cm) and (erect & erect)
(b) (20 cm, 40 cm) and (inverted & inverted)
(c) (20, cm 20cm) and (inverted & inverted)
(d) (20, cm 40cm) and (erect & invented).
Give reason for your answer.​

Answer 1

C is the correct answer

Explanation:

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