Three charged particles are at the corners of an equilateral triangle as shown in the figure below. (Let q = 2.00 µC, and L = 0.800 m.) 7.00 μ. 9 60.0⁰ L -4.00 με (a) Calculate the electric field at the position of charge q due to the 7.00-μC and -4.00-μC charges. -21.1 X Once you calculate the magnitude of the field contribution from each charge you need to add these as vectors. kN/C Î + (b) Use your answer to part (a) to determine the force on charge q. mNÎ + mN ĵ KN/Cĵ

Three charged particles are at the corners of an equilateral triangle as shown in the figure below. (Let q = 2.00 µC, and L = 0.800 m.) 7.00 μ. 9 60.0⁰ L -4.00 με (a) Calculate the electric field at the position of charge q due to the 7.00-μC and -4.00-μC charges. -21.1 X Once you calculate the magnitude of the field contribution from each charge you need to add these as vectors. kN/C Î + (b) Use your answer to part (a) to determine the force on charge q. mNÎ + mN ĵ KN/Cĵ