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(d) optical centre
(c) Concave lens
(b) magnification
(b) pressure
Centre of the convex lens is called
(d) optical centre
(d) optical centre
See lessWhich of the following always forms a small virtual and erect image of an object?
(c) Concave lens
(c) Concave lens
See lessThe ratio of the size of the image and the size of the object is called
(b) magnification
(b) magnification
See lessThrust that acts on the unit area of the object is called
(b) pressure
(b) pressure
See less