Multiple Choice
Two point charges,Q1 = -1.0 μC and Q2 = + 4.0 μC,are placed as shown in the figure.
(k = 1/4πε0 = 8.99 × 109 N • m2/C2) The y component of the electric field,at the origin O,is closest to 
A) 6.0 × 10-3 N/C.
B) -6.0 × 10-3 N/C.
C) 3.8 × 10-3 N/C.
D) -3.8 × 10-3 N/C.
E) 7.1 × 10-3 N/C.
Correct Answer:

Verified
Correct Answer:
Verified
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