The escape velocity of a body on a planet ‘A’ is 12 kms-1. The escape velocity of the body on another planet ‘B’, whose density is four times and radius is half of the planet ‘A’, is:
The escape velocity of a body on a planet ‘A’ is 12 kms-1. The escape velocity of the body on another planet ‘B’, whose density is four times and radius is half of the planet ‘A’, is:
Option 1 -
12 kms-1
Option 2 -
24 kms-1
Option 3 -
36 kms-1
Option 4 -
6 km-1
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1 Answer
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Correct Option - 1
Detailed Solution:
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Let,
F = - (i)
Now,
g decreases as we move bole to equator
So, A is false statement
But ‘R’ statement is true
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