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Frage 197

How much power is delivered by a voltage of 12 volts DC and a current of 2.5 amperes?

  1. 4.8 watts
  2. 30 wattsRichtige Antwort
  3. 14.5 watts
  4. 0.208 watts

Erklärung

Multiplying voltage by current gives 12 × 2.5 = 30 watts. Answering 4.8 watts divides instead of multiplying, and 14.5 watts adds the two numbers.

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Frage 197: How much power is delivered by a voltage of 12 volts DC and… · FCC Technician Class (Element 2) · Questena