Practice - Individual Components in AC Circuits
Practice Questions
Test your understanding with targeted questions
What is the relationship between current and voltage in a purely resistive circuit?
💡 Hint: Think about what it means for both to reach their peaks simultaneously.
Define inductive reactance.
💡 Hint: Consider the frequency and inductance together.
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Interactive Quizzes
Quick quizzes to reinforce your learning
In a purely resistive circuit, the current and voltage are:
💡 Hint: Consider what 'in phase' means.
True or False: In inductive circuits, the voltage leads the current.
💡 Hint: Think about the dependency of one on the other.
3 more questions available
Challenge Problems
Push your limits with advanced challenges
A series circuit has a 40Ω resistor, a 20mH inductor, and a capacitor of 50µF connected to a 120V, 60Hz supply. Calculate total impedance and current through the circuit.
💡 Hint: Express reactances correctly in j form.
You have a parallel configuration with a 200Ω resistor and a 25mH inductor across a 230V source. Determine total current drawn from the supply.
💡 Hint: Use Ohm’s Law effectively across the branches.
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Reference links
Supplementary resources to enhance your learning experience.