Direct Current and Alternating Current MCQs Quiz and Answers Tests pdf Download

Practice direct current and alternating current MCQs in physics quiz for test prep. Current electricity quiz questions has multiple choice questions (MCQ) with direct current and alternating current test, answers as the wire maintained at zero potential by connecting it to earth at power station itself is called, answer key with choices as earth/ground wire, livewire, neutral wire and delta wire for competitive exam preparation worksheets. Free physics revision notes to learn direct current and alternating current quiz with MCQs to find questions answers based online tests.

MCQs on Direct Current and Alternating Current Quiz pdf Download

MCQ. Wire maintained at zero potential by connecting it to Earth at power station itself is called

  1. Earth/ground wire
  2. livewire
  3. neutral wire
  4. delta wire

C

MCQ. Current produced by AC generators is

  1. alternative current
  2. fixed current
  3. negative current
  4. direct current

A

MCQ. Time interval after which alternative current voltage or current repeats its value is called its

  1. frequency
  2. time period
  3. amplitude
  4. wavelength

B

MCQ. Positive and negative terminals of direct current have

  1. no polarity
  2. fixed polarity
  3. variable polarity
  4. always negative polarity

B

MCQ. Potential difference between live wire and neutral wire is

  1. 180 V
  2. 320 V
  3. 250 V
  4. 220 V

D