Question
Physics Question on The Angular Momentum
If radius of earth reduced by one fourth of its present value, then duration of days will be
A
13 hours and 30 mins
B
13 hours and 20 mins
C
18 hours and 20 mins
D
16 hours and 10 mins
Answer
13 hours and 30 mins
Explanation
Solution
The Correct answer is option is (A) : 13 hours and 30 mins