1.

Two points charge `q_(1)` and `q_(2)(=q_(1)//2)` are placed at points `A(0,1)` and `B(1,0)` as shown in the figure.The electric field vector at point `P(1,1)` makes an angle `q` with the x-axis ,then the angle `q` is A. `tan^(-1)""((1)/(2))`B. `tan^(-1)""((1)/(4))`C. `tan^(-1)""(1)`D. `tan^(-1)""(0)`

Answer» Correct Answer - 1
`w=Fs,W=qvec(E).vec(S)`


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