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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define voltage.
π‘ Hint: Think about the energy that drives the current in a circuit.
Question 2
Easy
What unit is resistance measured in?
π‘ Hint: It starts with the letter 'O.'
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
What does Ohm's Law state?
- V = IR
- V = I/R
- I = VR
π‘ Hint: Remember the relationship between these terms.
Question 2
True or False: Increasing resistance in a circuit with fixed voltage will increase the current.
- True
- False
π‘ Hint: Think about the equation and how the values relate.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the power used by a 10Ξ© resistor with a 5V voltage supply.
π‘ Hint: Use the power formula derived from Ohm's Law.
Question 2
A circuit consists of a 12V battery connected across two resistors of 4Ξ© and 8Ξ© in series. What is the current flowing through the circuit?
π‘ Hint: Calculate total resistance first before applying Ohm's Law.
Challenge and get performance evaluation