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السؤال 196

How much power is delivered by a voltage of 13.8 volts DC and a current of 10 amperes?

  1. 138 wattsالإجابة الصحيحة
  2. 0.7 watts
  3. 23.8 watts
  4. 3.8 watts

الشرح

Multiplying voltage by current gives 13.8 × 10 = 138 watts. The other choices come from dividing or subtracting the two values instead of multiplying them.

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السؤال 196: How much power is delivered by a voltage of 13.8 volts DC… · FCC Technician Class (Element 2) · Questena