Northern hemisphere experiences its longest day and shortest night on summer solstice due to

1. sun vertical over equator
2. sun vertical over Tropic of Cancer
3. inclined axis of the earth

Select the correct answer using the codes given below:
a) 1 only
b) 2 only
c) 2 and 3 only
d) 1 and 3 only

Ans- [B]

Explanation– As you can see in the diagram, Sun shines vertically over tropic of cancer during summer solstice. This is the time when there is summer season in N-Hemisphere. It shines vertically over tropic of capricorn in winter solstice and during this time there is winter season in N-hemisphere. When it shines vertically over equator it is known as equinoxes.