Ask Question
26 May, 23:14

A 420 W vacuum cleaner is designed to operate 120 V. What is its resistance?

+1
Answers (1)
  1. 26 May, 23:42
    0
    Power consumption is given by

    P=V^2/R

    So 420 = (120^2) / R

    Solving for R gives

    R = (120^2) / 420

    R = 34.29 ohms
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “A 420 W vacuum cleaner is designed to operate 120 V. What is its resistance? ...” 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