Question

Vector math with charges?

Answer 1

Q: four charges are arranged at the corners of a rectangle as shown (I'll draw). Use D=4m, L=3m, Q1=2uC, Q2=-1.5uC, Q3=-3uC and Q4=2uC. Determine the magnitude and the direction of the net force on Q1 due to the other three charges.

Answer 2

Can't draw on mobile :(

So best I can do:
Q1 Q2
|L
Q3 ______ Q4
D

Answer 3

I used F=k|Q1Q2|/r^2

Answer 4

apply \(\sf F = k \dfrac{q_1 q_2}{r^2} \) but do you want to do identify whether relative to i, j or k

Answer 5

I want to say i

Answer 6

label it

Answer 7

Can't do it on mobile give me a min. to fire up my computer