ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

  • google app store apple app store
  • тЬЦ

      Question

      An electric bulb is rated 100 W and 220 V. What is the

      current through the bulb?┬а┬а
      A 0.45 A Correct Answer Incorrect Answer
      B 0.50 A Correct Answer Incorrect Answer
      C 0.25 A Correct Answer Incorrect Answer
      D 2.2 A Correct Answer Incorrect Answer

      Solution

      Power P = VI тЯ╣ I = P/V = 100 / 220 = 0.45 A┬а This tells us how many current flows in the bulb at 220 volts.┬а┬а It helps prevent overloading in circuits.┬а┬а Appliances are designed with such ratings for safety.

      Practice Next
      More Physics GS Questions
      ask-question