Q100
If speed of rotation of the earth increases, weight of the body
A.
increases
B.
decreases
AnswerC.
remains unchanged
D.
may decrease or increase
Answer: Option B
Solution
Answer: Option B
Solution:
If speed of rotation of the earth increases, weight of the body decreases. This is because you see a moving body on the rotating earth's surface itself is in the reference frame. So when the earth rotates, the centripetal force acts towards the centre of rotation.