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The kinetic energy needed to project a body of mass (m) from the earth surface (round R) to infinity is : (a) 4. mg R mg R (b) (c) mg R (d) 2 mg R

The kinetic energy needed to project a body of mass (m) from the earth surface (round R) to infinity is : (a) 4. mg R mg R (b) (c) mg R (d) 2 mg R

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The kinetic energy needed to project a body of mass (m) from the earth surface (round R) to infinity is : (а) 4. mg R mg R (b) 2 (c) mg R (d) 2 mg R
Transcribed Image Text:The kinetic energy needed to project a body of mass (m) from the earth surface (round R) to infinity is : (а) 4. mg R mg R (b) 2 (c) mg R (d) 2 mg R
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