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An uniform electric field E exists along...

An uniform electric field E exists along positive x-axis. The work done in moving a charge 0.5 C through a distance 2 m along a direction making an angle `60^(@)` with x-axis is 10 J. Then the magnitude of electric field is

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Force acting on the charged partickle due to electric fiedl `=qvecE`

work done in moving through distance S
`W=qvecE.vecd=(qE)xxdxxcos theta`
`:.10J=(0.5C)xxExx2cos 60^(@)`
`E=10xx2=20Vm^(-1)`
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