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A circuit has a total resistance of 20Ω and a current of 2A flowing through it. What is the voltage across the circuit? (2023)

Practice Questions

1 question
Q1
A circuit has a total resistance of 20Ω and a current of 2A flowing through it. What is the voltage across the circuit? (2023)
  1. 30V
  2. 40V
  3. 20V
  4. 10V

Questions & Step-by-step Solutions

1 item
Q
Q: A circuit has a total resistance of 20Ω and a current of 2A flowing through it. What is the voltage across the circuit? (2023)
Solution: Using Ohm's law, V = I * R = 2A * 20Ω = 40V.
Steps: 5

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