AIIMS 2004 Physics Moment of Inertia Assertion Reason Question
Assertion : There are very small sporadic changes in the period of rotation of the earth.
Reason : Shifting of large air masses in the earth's atmosphere produce a change in the moment of inertia of the earth causing its period of rotation to change.
If both assertion and reason are true and reason is the correct explanation of assertion
If both assertion and reason are true but reason is not the correct explanation of assertion
If assertion is true but reason is false
If both assertion and reason are false
Correct Answer
Detailed Explanation
Normally when a body is moving in a straight line, the angular momentum is conserved.
Found an issue with this question?
Related Questions
More from 2004
Assertion : A transistor amplifier in common emitter configuration has a low input impedence. Reason : The base to emitter region is forward biased.
Assertion : Tapeworm, roundworm and pinworm are endoparasites of human intestine. Reason : Improperly cooked food is the source of all intestinal in...