Have an account?
Skip to Content
Build your own quiz
Suggestions for you
13 questions
Show Answers
See Preview
- 1. Multiple Choice
A 5 C and 8 C are 8 m apart. What is the force between them?
5.625 x 109
5.625 x 10-9
4.5 x 1010
4.5 x 10-10
- 2. Multiple Choice
A 5 C and 8 C charge give off a force of 2.5 x 109 N. What is the distance between them?
11 m
12 m
121 m
144 m
- 3. Multiple Choice
Select Multiple Answers.
A negative force between two charges mean they:
Attract
Repel
Are the same sign
Are opposite signs
- 4. Multiple Choice
A repulsive force exists between which two particles?
Two neutrons
An electron and a neutron
An electron and a proton
Two electrons
- 5. Multiple Choice
Which two particles are attracted to each other?
Two neutrons
A proton and an electron
Two protons
An electron and a neutron
- 6. Multiple Choice
How is the electric force between two charges affected when both of the charges are cut in half?
decreases four times
no change
increase four times
increases 2 times
- 7. Multiple Choice
If the distance is reduced by 1/4, what happens to the force?
16 times
Reduces by a fourth
no change
Reduces by half
- 8. Multiple Choice
A charge of 3 C is 27 m away from another charge. They exert a force of -2.59 x 108 N on each other. What is the 2nd charge?
5 C
-5 C
7 C
-7 C
- 9. Multiple Choice
A charge of 4 C and -7 C are 200 m apart. What is the force between them?
6.3 x 106
-6.3 x 106
2.52 x 1011
-2.52 x 1011
- 10. Multiple Choice
Coulomb's law says that the force between any two charges depends
directly on the size of the charges
inversely on the square of the distance between the charges
both are correct
- 11. Multiple Choice
What is the electric force between a 2.5 C charge and a negative 1 C charge when they are separated by a distance of 20 m?
1,125,000,000 N
56,250,000 N
0.125 N
0.00625 N
- 12. Multiple ChoiceTwo charges separated by a distance of 1 meter exert a 20-N force on each other. If the charges are pulled to a 2 meter separation distance, the force on each charge will be10 N5 N2.5 N40 N
- 13. Multiple Choice
How does a neutral object become positively charged?
remove protons
remove electrons
add electrons
add protons
- Answer choicesTagsAnswer choicesTags