Question

Question 2

We can see a non-luminous object when the light
(a) emitted by the object falls on the eye
(b) is reflected from the object towards our eye
(c) completely passes through the object
(d) gets completely absorbed by the object

Answer 1

Non-luminous objects are those objects that do not produce light. We can see non-luminous objects only when light reflected by the object enters our eyes.