If all of a sudden the radius of the earth decreases, then |
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a) |
The angular momentum of the earth will become greater than that of the sun |
b) |
The angular speed of the earth will increase |
c) |
The periodic time of the earth will increase |
d) |
The energy and angular momentum will remain constant |
If all of a sudden the radius of the earth decreases, then |
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a) |
The angular momentum of the earth will become greater than that of the sun |
b) |
The angular speed of the earth will increase |
c) |
The periodic time of the earth will increase |
d) |
The energy and angular momentum will remain constant |
(b) If radius of earth decreases then its M.I. decreases As
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