If the radius of the earth reduces to half of its original value ,by how much the duration of the day differs?
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it will remain the same if the density doesnt change ..
if the earth shrinks then mass will remain the same in that case
angular momentum will be conserved.
Iw=constant
thus w will become 4 times as I=2/5mr²
thus duration of day will be 6 hrs instead of 24
if the earth shrinks then mass will remain the same in that case
angular momentum will be conserved.
Iw=constant
thus w will become 4 times as I=2/5mr²
thus duration of day will be 6 hrs instead of 24
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