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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the unit of electric current?
π‘ Hint: Think about the amperage used in electrical appliances.
Question 2
Easy
Define voltage.
π‘ Hint: Consider what pushes electrons in a wire.
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 is the formula for calculating Ohm's Law?
- V = I * R
- I = V * R
- R = V / I
π‘ Hint: Remember the relationship defined by Ohm's Law.
Question 2
True or False: Voltage is the opposition to the flow of current.
- True
- False
π‘ Hint: Think about what motivates the flow of electrons.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If a circuit has a voltage of 24V and consists of two resistors, one of 4Ξ© and the other of 2Ξ© in series, find the current flowing through the circuit.
π‘ Hint: First, add the resistances before using Ohm's Law.
Question 2
In a parallel circuit with two resistors of 3Ξ© and 6Ξ© connected to a 12V battery, calculate the total current flowing from the battery.
π‘ Hint: Remember to calculate equivalent resistance for parallel circuits!
Challenge and get performance evaluation