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Network TheoryNetwork Theorems

If a test voltage of 10 V applied to a two-terminal network causes a current of 2 A to enter the network, its equivalent resistance is?

  • A0.2 ohm
  • B2 ohm
  • C5 ohm
  • D20 ohm
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Correct Answer: C. 5 ohm
Explanation: Req = Vtest/Itest = 10/2 = 5 ohm.
Reference: Standard network theory: network theorems
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