Coulomb's Law (College)
Print Test
(Only the test content will print)
Name: | Date: |
---|
Coulomb's Law
1.
Which equation correctly describes the electric force between two charged objects?
- [math]F=k_e{q_1 q_2}/{r^2}[/math]
- [math]F=k_e{q_1 q_2}/{r}[/math]
- [math]F=k_eq_1 q_2r^2[/math]
- None of the above
2.
Which of the following represents the value of k in Coulomb's Law?
- [math]k=1/4epsi_0[/math]
- [math]k=1/2epsi_0[/math]
- [math]k=1/4πepsi_0[/math]
- [math]k=1/2πepsi_0[/math]
3.
Which of the following represents the relationship between the charges and the force between the charged particles?
- They are inversely proportional to one another
- They are directly proportional to one another
- One of the charges is directly proportional to the force
- None of the above
4.
Which of the following represents how the charges affect the forces?
- Charges of the same sign lead to attractive forces
- Charges with opposite signs lead to repulsive forces
- Charges with the same sign lead to repulsive forces
- Both (a) and (b)
5.
Which of the following correctly represents the relationship between distance and first ionization energy?
- As distance increases, so too does the ionization energy
- As distance increases, the ionization energy decreases
- As distance decreases, the ionization energy remains the same
- As distance increases, the ionization energy remains the same
6.
Which of the following is true about ionic compounds, according to Coulomb's Law?
- Ionic compounds formed by ions with smaller charges form stronger bonds
- Ionic compounds formed with longer bond lengths have stronger bonds
- Ionic compounds formed by ions with larger charges and longer bond lengths leads to stronger bonds
- Ionic compounds formed by ions with larger charges form stronger bonds
7.
Assuming that two species have the same electron arrangement, which of the following will lead to a higher ionization energy for an electron?
- A higher nuclear charge
- A lower nuclear charge
- A lower nuclear charge and greater electron-electron repulsion
- None of the above
8.
Which of the following represents stability in bonds on a plot of potential energy vs. distance?
- The highest amount of energy
- The greatest amount of repulsion
- The lowest amount of energy
- Both (b) and (c)
9.
Compare the strengths of the following bonds to one another: Li-Cl and Mg-S. Briefly explain your answer.
10.
Particles with charges of +0.67 C and of -0.89 C are 0.25 m apart. Determine the value of F, using Coulomb's Law. Show your work.
You need to be a HelpTeaching.com member to access free printables.
Already a member? Log in for access. | Go Back To Previous Page
Already a member? Log in for access. | Go Back To Previous Page