Optics Question 493
Question: Venus looks brighter than other stars because
[MNR 1985]
Options:
A) It has higher density than other stars
B) It is closer to the earth than other stars
C) It has no atmosphere
D) Atomic fission takes place on its surface
Show Answer
Answer:
Correct Answer: B
Solution:
$ I\propto \frac{1}{r^{2}} $