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(a) 0
(a) 6
(b) a convex lens of lesser focal length (<f)
(b) infinity
(c) - 33.3 cm
(c) – 33.3 cm
The angle between the incident and the emergent ray in a glass slab is
(a) 0
(a) 0
See lessThree lenses A, B and C produce magnification of 1, 2 and 3 respectively. The net magnification of the combination is
(a) 6
(a) 6
See lessTo get real image using a concave lens (f) one has to use
(b) a convex lens of lesser focal length (<f)
(b) a convex lens of lesser focal length (<f)
See lessOne concave and one convex lens of equal focal length are placed in contact. The focal length of the combination is
(b) infinity
(b) infinity
See lessThe focal length of a lens of power – 3D is
(c) - 33.3 cm
(c) – 33.3 cm
See less