Question

An object is placed 15cm infront of a lens A and lens gives real , inverted image, magnified image and formed at a large distance. Lens A is replaced by lens B and a real inverted image of the same size as of the object is formed.

i) What is nature of lens A & B ?

ii) What is the focal length of lens A&B ?​

Answer 1

Answer:

i) What is nature of lens A & B?

Ans. Both A and B are convex lenses, because both are giving a real image.

ii) What is the focal length of lens A&B?

Ans. Prefer the attachment.

Explanation:

Hope it helps you dear ❤️

Answer 2

Answer:

i) What is nature of lens A & B?

Ans. Both A and B are convex lenses, because both are giving a real image.

ii) What is the focal length of lens A&B?

Ans. Prefer the attachment.

Explanation:

Hope it helps you