Grade 7 English MCQs

Electrical Circuits and Electric Currents Multiple Choice Questions Test 51 Tests pdf Download

Practice science test 51 on electrical circuits and electric currents MCQs, grade 7 conductors and insulators multiple choice questions and answers. Conductors and insulators revision test has science worksheets, answer key with choices as generators, dynamos, electronics and electrical appliances of multiple choice questions (MCQ) with conductors and insulators quiz as semiconductors are used in for competitive exam prep. Free science study guide to learn conductors and insulators quiz 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. Due to high currents, circuit breaker is switched off due to

  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 fields of coil and permanent magnet make 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