Electrical Circuits and Electric Currents Multiple Choice Questions and Answers 53 PDF Download

Electrical circuits and electric currents multiple choice questions (MCQs), electrical circuits and electric currents test prep 53 to learn online elementary school courses, distance learning for exam prep. Practice uses of electromagnets multiple choice questions (MCQs), electrical circuits and electric currents quiz questions and answers for science class for grade 7 earth science exam prep.

Study elementary school science multiple choice questions (MCQs): loudspeaker changes electric signals into, for online elementary education degree with options heat and sound waves, light waves and heat, sound waves, and heat energy, uses of electromagnets quiz for online knowledge tests, online eLearning, midterm and final exam competitions. Free science study guide for online learning uses of electromagnets quiz questions to attempt multiple choice questions based test.

MCQ on Electrical Circuits and Electric Currents Worksheets 53 Quiz PDF Download

MCQ: Loudspeaker changes electric signals into

  1. light waves and heat
  2. heat and sound waves
  3. sound waves
  4. heat energy


MCQ: Earth wire is a wire that

  1. is used to earth excess current
  2. insulates excess current
  3. diffuses excess current
  4. recharges voltage


MCQ: Wire coil is wound round neck of a

  1. paper cone
  2. magnet
  3. bass tube
  4. mechanical magnet


MCQ: One of causes of overloading is

  1. long circuit
  2. short circuit
  3. overloaded cables
  4. heavy circuit


MCQ: Sometimes, bulb does not light up even if circuit is complete because the

  1. energy is low
  2. power is low
  3. resistance is high
  4. electric charges are insufficient