2.3 - Ohm’s Law
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Practice Questions
Test your understanding with targeted questions
What is the relationship described by Ohm's Law?
💡 Hint: Remember the formula V = I * R.
If a 10V battery is connected to a circuit with a 5Ω resistor, what is the current?
💡 Hint: Use I = V / R.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Ohm's Law relate?
💡 Hint: Think about the relationship defined by the equation.
True or False: Current increases when resistance decreases, at a constant voltage.
💡 Hint: Consider the formula I = V / R.
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Challenge Problems
Push your limits with advanced challenges
A heater operates at 240V and draws a current of 10A. Calculate the resistance of the heater.
💡 Hint: Remember to rearrange Ohm’s Law for resistance.
In a circuit, the voltage is increased from 5V to 10V, and the current increases from 1A to 2A. Is the resistance constant? Explain your reasoning.
💡 Hint: Calculate resistance before and after to confirm.
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Reference links
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