Can you explain how to solve these problems?

What is the difference in calculating between electric field vs electric potential vs force vs absolute value can you summarize each equation for each case? Thanks in advance

answers are given

6- B

8-C

9-B

10-E

11-B

6) What is the potential energy of the arrangement of two charges in Figure 2? a. -1.8E10 J b. 1.8E10 J c. -3.6E10 J d. 3.5E10 J e. O -2C +2C P X = 1m X = 0 x = 2m Figure 2+2C +1C P - - x = 2m X = 0 x = 3m Figure 38) What is the magnitude of the electric field at Point P in Figure 3? a. 0 b. 3.5E9 V/m c. 4.5E9 V/m d. 5.5E9 V/m e. 1.4E10 V/m 9) What is the sign of the Electric Potential at Point P in Figure 3? a. It is zero b. Positive c. Negative 10) What is the absolute value of the electric potential at Point P in Figure 3? a. 0 b. 3.0E9 V c. 9.0E9 V d. 1.4E9 V e. 1.8E9 V 11) What is the magnitude of the force of the 1C charge on the 2C charge in Figure 3? a. 0 2.0E9 N 4.5E9 N 6.0E9 N 9.0E9 N {50' ED