Question
Question: The distance of the moon from the earth is about 60 times the radius of the earth. What will be diam...
The distance of the moon from the earth is about 60 times the radius of the earth. What will be diameter of the earth (approximately in degrees) as seen from the moon?
A
10
B
20
C
40
D
60
Answer
20
Explanation
Solution

Form figure,
θ=60RE2RE=301rad=301×π180∘=2∘
∴Diameter of the earth as seen from the moon is about 2∘