Electrical Circuits and Electric Currents Multiple Choice Questions 24 PDF Download

Practice electrical circuits and electric currents MCQs, grade 7 online science test 24, fuses and circuit breakers multiple choice questions and answers. Fuses and circuit breakers revision test has science worksheets, helping answer key with choices as circuit breakers are used, fuses are used, fuses and circuit breakers are used and fuses and resistor are used of multiple choice questions (MCQ) with fuses and circuit breakers quiz as to prevent overload and overheating of wires for competitive exam prep, viva interview questions. Free science study guide to practice fuses and circuit breakers quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Quiz PDF Download Worksheets 24

MCQ. To prevent overload and overheating of wires

  1. fuses are used
  2. circuit breakers are used
  3. fuses and circuit breakers are used
  4. fuses and resistor are used

C

MCQ. The magnetic field of the coil and the permanent magnet

  1. attract each other
  2. repel each other
  3. combine with each other
  4. stay with each other

B

MCQ. ELCB is an abbreviation of

  1. electrolytic circuit breaker
  2. earth locking circuit breaker
  3. earth leakage circuit breaker
  4. electric leakage circuit breaker

C

MCQ. Electricity is required to

  1. light up homes
  2. clean your car
  3. flush the toilet
  4. change weather

A

MCQ. A block of impure copper is used as

  1. cathode
  2. anode
  3. posit rode
  4. nematode

B