Consider a closed triangular box resting within a horizontal electric field of magnitude E = 7.10 x 104 N/C as shown in the figure below. 30.0 cm 60.0° 10.0 cm (a) Calculate the electric flux through the vertical rectangular surface of the box. 2130 What is the direction of the normal vector for this surface? kN • m2/C (b) Calculate the electric flux through the slanted surface of the box. |-2130 You are correct that the flux is the negative of the flux through the vertical surface, but your answer for that flux is incorrect. kN - m2/C

Consider a closed triangular box resting within a horizontal electric field of magnitude E = 7.10 x 104 N/C as shown in the figure below. 30.0 cm 60.0° 10.0 cm (a) Calculate the electric flux through the vertical rectangular surface of the box. 2130 What is the direction of the normal vector for this surface? kN • m2/C (b) Calculate the electric flux through the slanted surface of the box. |-2130 You are correct that the flux is the negative of the flux through the vertical surface, but your answer for that flux is incorrect. kN - m2/C