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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the current flowing through a resistor of 20 Ω if the voltage across it is 60 V?
💡 Hint: Use Ohm's Law, I = V/R.
Question 2
Easy
If you have a 30 Ω resistor with a voltage drop of 90 V, what is the current?
💡 Hint: Apply the formula I = V/R.
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
In a purely resistive circuit, the phase angle between voltage and current is:
- 0 degrees
- 90 degrees
- 180 degrees
💡 Hint: Think about how their peaks align.
Question 2
Ohm's Law relates which three quantities?
💡 Hint: Consider the fundamental equation that relates these quantities.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A circuit contains a 12 Ω resistor connected to a 24 V power source. If the resistor's value doubles, what will the new current through the resistor be?
💡 Hint: Calculate current before and after the change in resistance using Ohm's Law.
Question 2
If a circuit draws 5 A from a 100 V source through a purely resistive circuit, what is the total power consumed?
💡 Hint: Use the power formula to find total power.
Challenge and get performance evaluation