1.

(A) : When a body is projected from the surface of the earth with a velocity greater than the escape velocity, its total mechanical energy is negative. (R) : When the body is not under the influence of the earth, its P.E is negative

Answer»

Both (A) and (R) are true and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :D


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