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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the electrostatic potential due to a point charge of 2 Γ 10β6 C at a distance of 50 cm?
π‘ Hint: Use the formula V = Q / (4ΟΞ΅βr).
Question 2
Easy
Define electrostatic potential in your own words.
π‘ Hint: Consider the work concept.
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 is the formula for electrostatic potential due to a point charge?
- V = Q/(4ΟΞ΅0r)
- V = 4ΟΞ΅0/Qr
- V = Q/Ξ΅0r
π‘ Hint: Think about how potential is derived from work.
Question 2
True or False: Potential energy is always positive.
- True
- False
π‘ Hint: Consider the examples of opposite charges.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the total potential at a point 0.3 m from a point charge of 5 nC and 0.4 m from another point charge of -3 nC.
π‘ Hint: Don't forget the signs of charges!
Question 2
If the potential at a point is known to be 10 V and a charge of 2 mC is placed there, what is the potential energy?
π‘ Hint: This is a direct application of the relationship between potential and energy.
Challenge and get performance evaluation