A burning candle is placed in front of a convex lens to obtain an image on the screen .Find out the positions of the object in each of the conditions given below ?
We get large real image than the object.

A burning candle is placed in front of a convex lens to obtain an image on the screen .Find out the positions of the object in each of the conditions given below ? We get the size of the image is equal to the size of the object.

A burning candle is placed in front of a convex lens to obtain an image on the screen .Find out the positions of the object in each of the conditions given below ? The size of the image is smaller than that of the object.

An object of height 3 cm is placed in front of a convex lens of focal length 20 cm at a distance of 30 cm. What is the nature of the image?

An object of height 3 cm is placed in front of a convex lens of focal length 20 cm at a distance of 30 cm. What is the height of the image ?

By using which type of lens will we get an image having the same size as the object ? What is the position of the object ?