Question 1
Write true or false for each statement:
(a) The image formed by a plane mirror is real.
(b) When a light ray is reflected from a wall, the angle of incidence is not equal to the angle of reflection.
(c) The image of the right hand in a plane mirror looks like that of a left hand.
(d) The image formed by a plane mirror is upright.
(e) The image formed by a plane mirror can be obtained on a screen.
(f) The objects around us are seen due to irregular reflection of light.
(g) The speed of light in vacuum is 3 x 108 m s-1.
(h) A rose appears red in light of all the colours.
(i) A black paper absorbs light of all the colours and reflects none.
(j) The primary colours are red, blue and green.
(a) False
Correct Statement — The image formed by a plane mirror is virtual.
(b) False
Correct Statement — When a light ray is reflected from a wall, the angle of incidence is equal to the angle of reflection.
(c) True
(d) True
(e) False
Correct Statement — The image formed by a plane mirror cannot be obtained on a screen.
(f) True
(g) True
(h) False A rose appears red in white light. Correct Statement —
(i) True
(j) True