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Question 205

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

  1. 3 ohmsCorrect answer
  2. 16 ohms
  3. 48 ohms
  4. 8 ohms

Explanation

Dividing voltage by current gives R = 12 / 4 = 3 ohms. The 48 ohm choice multiplies rather than divides, and 16 ohms adds.

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Question 205: What is the resistance of a circuit that draws 4 amperes… · FCC Technician Class (Element 2) · Questena