1.

The gravitational field in a region is given by E= 10(hati+hatj)N"/"kg. The work done by an external agent to slowy shift a particle of mass 2kg from the point (0, 0) to a point (5m, 4m).

Answer»

`120 J`
`-120 J`
`180 J`
`-180 J`

ANSWER :D


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