Question

Give reasons for the following:
(a) We cannot see a source of light through a bent tube. (b) Convex mirrors are used in a car wing mirrors.
(c) A concave mirror is used as a dentist's mirror.

Answer 1

Answer:

a. Rectillinear propogation of light is the cause of the phenomena.

b. Convex mirrors provide an erect, virtual and diminished image, moreover it increases the field of vision behind the car.

c. Concave mirrors form a highly magnified, virtual and erect image when the object is placed between the Focus and the Pole of the mirror.

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