Q3 of 284 Page 246

What is the nature of the image formed by a convex lens if the magnification produced by the lens is +3?

Virtual and erect is the nature of the image formed by a convex lens if the magnification produced by the lens is +3


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1

Write the formula for a lens connecting image distance (), object distance (u) and the focal length (f). How does the lens formula differ from the mirror formula?

 2

Write down the magnification formula for a lens in terms of object distance and image distance. How does this magnification formula for a lens differ from the corresponding formula for a mirror?

 4

What is the nature of the image formed by a convex lens if the magnification produced by the lens is, - 0.5?

 5

What is the position of image when an object is placed at a distance of 12 cm from a convex lens of focal length 12 cm?