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In a circuit, if the voltage across a resistor is 12V and the current through it is 3A, what is the resistance?

Practice Questions

1 question
Q1
In a circuit, if the voltage across a resistor is 12V and the current through it is 3A, what is the resistance?
  1. 4 ohms
  2. 3 ohms
  3. 2 ohms
  4. 1 ohm

Questions & Step-by-step Solutions

1 item
Q
Q: In a circuit, if the voltage across a resistor is 12V and the current through it is 3A, what is the resistance?
Solution: Using Ohm's law, R = V/I = 12V / 3A = 4 ohms.
Steps: 7

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