Answer the following questions :
In the case of image formation by a concave lens, what you can say about the position , nature and size of the image relative to the size of the object ?

Answer the following questions: In the case of image formation by a convex mirror, what can you say about the position, nature and size of the image relative to the size of the object?

Answer the following questions: What is a real image?

Answer the following questions : Draw a ray diagram to show image formation by a concave lens .

Answer the following questions : State the characteristics of an image formed by a concave lens.

Answer the following questions : What is concave lens ?

Answer the following questions: What is a virtual image?

Answer the following questions : What is the sign of the power of a convex lens a concave lens ?

Answer the following questions: In the case of image formation by a concave mirror, draw neat and labelled ray diagrams in the following cases : Object between the centre of curvature and the focus of the mirror Also, state the position, nature and size of the image relative to the size of the object.

Answer the following questions: An object is placed at 45 cm in front of a concave mirror of focal length 30 cm. State the nature and size of the image relative to that of the object.

Answer the following questions: An object is placed at 50 cm in front of a concave mirror of focal length 20 cm. State the nature and size of the image relative to that of the object.