Ask Question
15 November, 12:31

How much electrical energy is used by a 75 W laptop that is operating for 12

minutes?

+4
Answers (1)
  1. 15 November, 12:44
    0
    "1 watt" means 1 joule of energy per second.

    75 W means 75 joules/sec.

    Energy = (75 Joule/sec) x (12 min) x (60 sec/min)

    Energy = (75 x 12 x 60) (Joule-min-sec / sec-min)

    Energy = 54,000 Joules
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “How much electrical energy is used by a 75 W laptop that is operating for 12 minutes? ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers