Question

plain mirror. rear view mirror
concavemirror. at laughing mirror
convex mirror. at a hair dresses
Irregular. at a dentist
match the columns​

Answer 1

Explanation:

See Page 1

(B) Match the following :MIRROR1.Column IColumn II(i)Plane mirror(a)Rear view mirror(ii)Concave mirror(b)At laughing gallery(iii)Convex mirror(c)At a hair dresser(iv)Irregular curved mirror(d)At a dentistAns.(i - c), (ii - d), (iii - a), (iv - b).LENS2.Column IColumn II(i)Microscope(a)Prism(ii)Telescope(b)Spectacles having convex lenses(iii)Presbyopia(c)To observe distant objects(iv)Dispersion of light(d)Observation of plant and animal cells(e)Weakness of ciliary musclesAns.(i - d), (ii - c), (iii - e), (iv - a).

Answer 2

Explanation:

plane mirror:- at a hair dresser

concave mirror:- at a dentist

irregular curved mirror:- rear view mirror