Question
Asked Oct 29, 2019

A point charge of -4.00 nC is located at (0, 1.00) m. What is the magnitude of
the electric field due to the point charge at (4.00, -2.00) m?
a. 1.15 N/C
b. -0.864 N/C
c. 1.44 N/C
d. -1.15 N/C

check_circleExpert Solution
Step 1

Given, 

We know that, Electric field is given by:
kQ
E=
where, Qis the point charge
k is the constant with value 8.99 x 10° N m2 | c2
ris the di stance
Here, Q4.00 nC = -4.00 x10nC
(4-0)+(-2-1)5m
=
help_outline

Image Transcriptionclose

We know that, Electric field is given by: kQ E= where, Qis the point charge k is the constant with value 8.99 x 10° N m2 | c2 ris the di stance Here, Q4.00 nC = -4.00 x10nC (4-0)+(-2-1)5m =

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Step 2

Calculate the elec...

kQ
Thus,E
8.99 x 10' x (-4.00 x 10) nC
or,E =
(5)
or,E 1.4384N /C
or.E 1.44N/ C
help_outline

Image Transcriptionclose

kQ Thus,E 8.99 x 10' x (-4.00 x 10) nC or,E = (5) or,E 1.4384N /C or.E 1.44N/ C

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