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Transcript 
Chapter 20
Reading Quiz
Dr. Harold Williams
Reading Quiz
1. A negatively charged rod is brought near a neutral metal sphere. Which
of the following is true?
A.
B.
C.
There is an attractive force between the rod and
sphere.
There is a repulsive force between the rod and sphere.
There is no electric force between the rod and sphere.
Slide 20-6
Answer
1. A negatively charged rod is brought near a neutral metal sphere. Which
of the following is true?
A.
B.
C.
There is an attractive force between the rod and sphere.
There is a repulsive force between the rod and sphere.
There is no electric force between the rod and sphere.
Slide 20-7
Reading Quiz
2. The field inside a charged parallel-plate capacitor is
A.
B.
C.
zero.
uniform.
parallel to the plates.
Slide 20-8
Answer
2. The field inside a charged parallel-plate capacitor is
A.
B.
C.
zero.
uniform.
parallel to the plates.
Slide 20-9
Reading Quiz
3. The electric field inside a metallic conductor is
A.
B.
C.
positive.
negative.
zero.
Slide 20-10
Answer
3. The electric field inside a metallic conductor is
A.
B.
C.
positive.
negative.
zero.
Slide 20-11
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