Question

solve the above question?
please.​

Answer 1

Answer:

Analyse the focus and centre of curvature

focus=10 cm

centre of curvature=20 cm

This is a convex lens, so it has six outcomes.

Explanation:

1. TO GET A REAL, INVERTED AND DIMINISHED IMAGE , THE OBJECT MUST BE PLACED BEYOND C

ANSWER IS 25 CM(d)

2. FOR A MAGNIFIED, REAL AND INVERTED IMAGE, OBJECT MUST BE BETWEEN CENTRE OF CURVATURE AND FOCUS

ANSWER IS 15 CM(b)

3. FOR A MAGNIFIED, VIRTUA

AND ERECT IMAGE, OBJECT MUST BE PLACED BETWEEN THE FOCUS AND THE POLE

ANSWER IS 8 CM(a)

4.FOR A THE IMAGE OF SAME SIZE OF THAT OF OBJECT THE OBJECT MUST BE PLACE AT THE CENTRE OF CURVATURE

ANSWER IS 20 CM(c)