There is an electric field E in x-direct...

There is an electric field E in x-direction. If the work done on moving a charge of 0.2C through a distance of 2m along a line making a angle `60^@` with x-axis is 4 J, then what is the value of E?

`sqrt3NC^-1`

`4NC^-1`

`5NC^-1`

`20 NC^-1`

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