11.2 - Electric Potential Difference
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Practice Questions
Test your understanding with targeted questions
What is electric potential difference?
💡 Hint: Think about the units involved and what they measure.
What unit is used to measure potential difference?
💡 Hint: Consider the relationship between joules and coulombs.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does electric potential difference measure?
💡 Hint: Think about what voltage represents in a circuit.
True or False: A voltmeter is used to measure current.
💡 Hint: Recall the function of different measuring instruments.
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Challenge Problems
Push your limits with advanced challenges
An electric circuit has a potential difference of 12 V and the current flowing through it is 3 A. Calculate the resistance.
💡 Hint: Use the formula derived from Ohm's Law.
If the potential difference across a conductor is increased from 10 V to 20 V and the resistance remains constant at 5 ohms, what is the change in current?
💡 Hint: Calculate the current before and after the change.
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