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The gravitational field in a region is g...

The gravitational field in a region is given by `vecE=-(20Nkg^(-1))(hati+hatj)`. Find the gravitational potential at the origin `(0,0)` in `J kg^(-1)`

A

zero

B

`20sqrt2`

C

`-20sqrt2`

D

can not be defined

Text Solution

Verified by Experts

The correct Answer is:
B
`V=-intE.dr=[intEx.dx+intEx.dy]=20y+20y "at origin" V =0` .
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