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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Using Ohm's Law, what is the current when the voltage is 10V and the resistance is 5Ξ©?
π‘ Hint: Use the formula I = V/R.
Question 2
Easy
What unit is used for voltage?
π‘ Hint: Think of the V in V = I Γ 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
What is Ohm's Law?
π‘ Hint: Think about what each letter stands for.
Question 2
Increasing the resistance in a circuit with constant voltage will...
- True
- False
π‘ Hint: Consider how resistance impacts flow.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a circuit with a voltage supply of 24V and calculate the allowable range of resistance so that the current does not exceed 4A.
π‘ Hint: Use Ohm's Law in reverse.
Question 2
A heater rated at 1500W operates on a voltage of 120V. Determine the resistance of the heater.
π‘ Hint: Remember the power formula links current and voltage.
Challenge and get performance evaluation