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JEE PHYSICS MCQ: SYSTEM OF PARTICLES
1
Medium
1 of 1
Application
+4 | -1
If the earth were to contract such that its
radius becomes one quarter, without change in
its mass, the duration of one full day would be
radius becomes one quarter, without change in
its mass, the duration of one full day would be
View answer and explanation
Correct option: B
1.5 h
Option B (1.5 h) is correct because it is calculated using the conservation of angular momentum, considering the change in the Earth's radius.
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