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Match Column-I with Column-II : {:("Co...

Match Column-I with Column-II :
`{:("Column-I","Column-II"),("(1) It has never a positive value","(a) Escape speed"),("(2) The reason of negative potential energy of galaxy is","(b) Gravitational potential energy"),(,"(c) The type of force acting between different galaxies is attarctive"):}`

Text Solution

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The correct Answer is:
(1-b), (2-c)
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