In the above figures f is located at the focal point of the lens. Select T-True,

Question

In the above figures f is located at the focal point of the lens. Select T-True, F-False for each statement. (If the first is true and the rest false, enter TFFFFFF.) A) An object placed to the left of f in Fig. b results in an image on the left side of the lens. B) An object placed to the left of f in Fig. a produces a real image. C) An object placed between/and the lens in Fig. a results in an image on the right side of the lens. D) The lens in Fig. a is a diverging lens. E) An object placed to the left of f in Fig. a results in an image on the left side of the lens. F) An object placed to the left of f in Fig. b produces a virtual image. G) An object placed between f and the lens in Fig. a produces a virtual image.

Explanation / Answer

A) True

B) True

C)  False, an object placed here will produce a virtual image. Not enough bending power to make a real image. Consequently, the virtual image is formed, upright, on the left side of the lens (with the object)

D) False, a lens with this shape is a converging lens

E) False

F) True,  a diverging lens cannot produce a real image.

G) True

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