Question

An object of height 2 cm is kept in front of a convex lens. The height of the image formed on a screen is 6 cm. If so the magnification is:

• A. -3
• B. -3cm
• C. -1/3
• D. -1/3cm

Answer 1

Answer:

A. -3

• Height of the object (ho​) = 2 cm

• Height of the image (hi​) = 6 cm

• M=h_i/h₀

• _M=6cm/2cm=3