Question

When light falls on each of the following surfaces, which of them obey the laws of reflection?

(1) a piece of plane glass
(2) a smooth aluminium sheet
(3) a piece of paper

A. (1) and (2) only
B. (1) and (3) only
C. (2) and (3) only
D. (1), (2) and (3)

Answer 1

Explanation:

C. (2) and (3) only

Mark me as brain

Answer 2

Answer:

A. ( 1)and (2) only

1. a piece of plane glass

2. a smooth aluminium sheet