In the above figures f is located at the focal point of the lens. For each state

Question

In the above figures f is located at the focal point of the lens. For each statement select True or False.

True False  An object placed to the left of f in Fig. a results in an image on the left side of the lens.
True False  An object placed to the left of f and the lens in Fig. b produces a virtual image.
True False  An object placed between f and the lens in Fig. a produces a virtual image.
True False  An object placed to the left of f and the lens in Fig. a produces a virtual image.
True False  The lens in Fig. a is a diverging lens.
True False  An object placed to the left of f in Fig. b results in an image on the right side of the lens.
True False  An object placed between f and the lens in Fig. a results in an image on the left side of the lens.

Explanation / Answer

An object placed to the left of f in Fig. a results in an image on the left side of the lens.

True

An object placed to the left of f and the lens in Fig. b produces a virtual image.

True: The ray diagram constructed earlier for a diverging lens revealed that the image of the object was virtual, upright, reduced in size and located on the same side of the lens as the object.
An object placed between f and the lens in Fig. a produces a virtual image.

An object placed to the left of f and the lens in Fig. a produces a virtual image.

False: Image produced is real in inverted

The lens in Fig. a is a diverging lens.

False: The lens in Fig. a is a converging lens.

An object placed to the left of f in Fig. b results in an image on the right side of the lens.

True

An object placed between f and the lens in Fig. a results in an image on the left side of the lens.

False: Image on the right side of the lens and virtual

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