Electric Fields Answers

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What is the direction of the electric field at a point directly below a negative charge, Q?

A
up
B
down
C
left
D
right
2
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What is the direction of the electric field at a point directly to the left of a positive charge, Q?

A
up
B
down
C
left
D
right
3

The diagram shows the electric field in the vicinity of a charge.

Question illustration
A
W
B
X
C
Y
D
Z
5

Which statements are correct? Check all that apply.

A
Charge Q is positive.
B
Charge Q is negative.
C
The electric field is uniform.
D
The electric field is nonuniform.
E
If charge A is negative, it moves away from charge Q.
F
If charge A is positive, it moves away from charge Q.
6

An electric field is represented by the force on which particle?

A
a neutron
B
a dipole
C
a negative test charge
D
a positive test charge
7

A pair of opposite electric charges of equal magnitude is called a(n)

A
dipole.
B
point charge.
C
electric field.
D
field line.
8

The strength of the electric field 0.5 m from a 6 µC charge is _______ N/C. (Use k = 8.99 × 109 N• and round answer to the nearest whole number.)

Question illustration
A
215760
B
539400
C
697976
D
512356
9

Liana draws a diagram to show the direction of the electric force acting on a charged particle in a uniform electric field.

Question illustration
A
changing the charge to negative
B
making the field lines point down
C
changing the force to point right
D
removing the force arrow
10

A source charge generates an electric field of 1236 N/C at a distance of 4 m. What is the magnitude of the source charge? (Use k=)

Question illustration
A
2.2 µC
B
680 µC
C
2.2 C
D
680 C

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Electric Fields Answers — 26-27 IC Physics 7614B