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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a dipole?
💡 Hint: Think about the definition involving charges.
Question 2
Easy
What is torque in the context of electric dipoles?
💡 Hint: Recall the formula t = p × E.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What happens to a dipole in a uniform electric field?
- Experiences net force
- Experiences torque
- Remains stationary
💡 Hint: Consider the effects of the electric field on dipoles.
Question 2
True or False: Potential energy can vary depending on the reference angle chosen.
- True
- False
💡 Hint: Think about how potential energy is defined.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A dipole with a moment of 2x10^-29 C m is placed in an electric field of 3 x 10^5 V/m. Calculate the torque it experiences at an angle of 30 degrees.
💡 Hint: Use the sine function with the angle in radians.
Question 2
If a dipole's angle changes from 90° to 45°, calculate the change in potential energy for a dipole in an electric field of 10^6 V/m.
💡 Hint: Start by recalling the potential energy formulas.
Challenge and get performance evaluation