College Physics Quiz
18 questions · no time limit
0:00
Finish quiz
ELECTRIC POTENTIAL & ENERGY
Question 1
of 18
Flag for review
No time limit
Current
Answered
Flagged
Not seen
A conducting sphere of radius
R
R
R
carries total charge
Q
Q
Q
. What is the electric potential energy of this charge distribution?
A
1
2
⋅
k
Q
2
R
\frac{1}{2} \cdot k\frac{Q^2}{R}
2
1
⋅
k
R
Q
2
B
k
Q
2
R
k\frac{Q^2}{R}
k
R
Q
2
C
1
4
π
ϵ
0
⋅
Q
2
2
R
\frac{1}{4\pi\epsilon_0} \cdot \frac{Q^2}{2R}
4
π
ϵ
0
1
⋅
2
R
Q
2
D
1
8
π
ϵ
0
⋅
Q
2
R
\frac{1}{8\pi\epsilon_0} \cdot \frac{Q^2}{R}
8
π
ϵ
0
1
⋅
R
Q
2
E
1
4
π
ϵ
0
⋅
Q
2
R
2
\frac{1}{4\pi\epsilon_0} \cdot \frac{Q^2}{R^2}
4
π
ϵ
0
1
⋅
R
2
Q
2
YOUR PROGRESS
18
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
KEYBOARD
Pick an answer
A
B
C
D
E
Next question
↵
→
Previous
←
Flag for review
F