Give the position, size and nature of image formed by a concave lens w

1.	Give the position, size and nature of image formed by a concave lens when the object is placed :(a) anywhere between optical centre and infinity.(b) at infinity.
Answer» (a) When the object is placed anywhere between optical centre and infinity, the image is formed between optical centre and focus. It is diminished, virtual and erect. (b) When the object is placed at infinity, the image is formed at focus. It is highly diminished, virtual and erect.

Give the position, size and nature of image formed by a concave lens when the object is placed :(a) anywhere between optical centre and infinity.(b) at infinity.

Answer»

(a) When the object is placed anywhere between optical centre and infinity, the image is formed between optical centre and focus. It is diminished, virtual and erect.

(b) When the object is placed at infinity, the image is formed at focus. It is highly diminished, virtual and erect.

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Give the position, size and nature of image formed by a concave lens when the object is placed :(a) anywhere between optical centre and infinity.(b) at infinity.

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