= (-6.507, -3.817, 7.506) 10-9
10.-10-9
E = -650.7a, - 381.7a, + 750.6a, kV/m
PRACTICE EXERCISE 4.1
Point charges 5 nC and -2 nC are located at (2,0, 4) and (-3, 0,5), respectively,
(a) Determine the force on a l nC point charge located at (1, -3,7).
(b) Find the electric field E at(1, -3, 7).
(a) -1.004a - 1.284a, + 1.4a, nN.
(b) - 1.004a, - 1.284a, + 1.4a, V/m.​