Electrical Circuits and Electric Currents Multiple Choice Questions and Answers 51 PDF Download

Learn electrical circuits and electric currents multiple choice questions, grade 7 science online test 51 for elementary school degree online courses, distance learning for exam prep. Practice conductors and insulators multiple choice questions (MCQs), electrical circuits and electric currents quiz questions and answers for science class for grade 7 world science tests.

Study elementary school science multiple choice questions (MCQs): 'semiconductors' are used in, for free online courses with choices generators, dynamos, electronics, and electrical appliances, conductors and insulators quiz with online logic questions to practice for national and international exams. Free science study guide for online learning conductors and insulators quiz questions to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Worksheets 51 Quiz PDF Download

MCQ: 'Semiconductors' are used in

  1. dynamos
  2. generators
  3. electronics
  4. electrical appliances

C

MCQ: When there is high current, circuit breaker is switched off because of

  1. electromagnetic strength
  2. magnetic strength
  3. electric strength
  4. energy of voltage

A

MCQ: When current flows opposite way, cone is pulled

  1. inwards
  2. forward
  3. backward
  4. outwards

A

MCQ: Repulsion between magnetic field of coil and permanent magnet makes coil

  1. halt
  2. cease
  3. rotate
  4. attract

C

MCQ: Complete equipment of 'electrolysis' is known as

  1. electrolytic cell
  2. electrolytic circuit
  3. electrolytic current
  4. electrolytic process

A