Consider the semiare of charge shown in the figure, that has an opening angle of 0o = 47° and a charge density of i =-18.5 µC/m. We are going to find the electric field at the point P, which is a constant distance R = 0.65 m from the semiare. Use the coordinate system specified in he figure. Randomized Variables % = 47 = -18.5 µC/m R= 0.65 m R > A 50% Part (a) What is the y-component of the electric field at point P, in newtons per coulomb? Ey = sin() cos() tan() 7 9 HOME cotan() asin() acos() 5 atan() acotan() sinh() 1 2 3 cosh() tanh() cotanh() END O Degrees O Radians VO BACKSPACE DEL CLEAR Submit Hint Feedback I give up! -A 50% Part (b) What is the x-component of the electric field at point P, in newtons per coulomb?

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.