Which of the following is not a luminous body?
Sun
Stars
Human beings
Tube lights
Human beings do not have light of their own. Hence they are not considered as luminous body.
Which of the following is a non-luminous object?
(a) sun
(b) star
(c) moon
(d) fire
Which of the following are non-luminous objects?
A. Orion
B. Morning star
C. Moon
D. Pole star
(a) A and B
(b) B and C
(c) B and D
(d) Only C