1 - Basic Electrical Concepts
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Practice Questions
Test your understanding with targeted questions
What unit measures voltage?
💡 Hint: Think about the pressure that pushes electrons.
If current is 2A and resistance is 5Ω, what is the voltage?
💡 Hint: Use the formula V = I × R.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the unit of current?
💡 Hint: Think about how current flows in a circuit.
True or False: Voltage is the same thing as power.
💡 Hint: Recall how power is calculated.
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Challenge Problems
Push your limits with advanced challenges
You have a circuit with a voltage of 15V, and a total resistance of 3Ω. Calculate the current and the power utilized by the circuit.
💡 Hint: Work through Ohm's Law to find current first.
If your robot's motor requires 4A current and operates at 12V, calculate the resistance needed in the circuit.
💡 Hint: Rearranging Ohm's Law helps you find resistance.
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Reference links
Supplementary resources to enhance your learning experience.