Practice - Ohm's Law in Electric Circuits
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Practice Questions
Test your understanding with targeted questions
What is the current when 9 Volts are applied across a 3 Ohm resistor?
💡 Hint: Use Ohm's Law: I = V / R.
How do you calculate resistance using Ohm's Law?
💡 Hint: Rearrange the formula I = V / R.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does Ohm's Law state?
💡 Hint: Think about how changing voltage affects current.
True or False: Ohm's Law applies only to resistors.
💡 Hint: Consider the broader applications of voltage and current.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A circuit has three resistors in series: 10Ω, 20Ω, and 30Ω, across a 60V source. What is the total current?
💡 Hint: First, find total resistance before calculating current.
Calculate the required resistance to ensure that a current of 5A flows when a voltage of 100V is applied.
💡 Hint: Rearrange Ohm's Law to solve for resistance.
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