Electrical Circuits and Electric Currents Multiple Choice Questions 23 PDF Download

Learn electrical circuits and electric currents MCQs, grade 7 online science test 23, uses of electromagnets multiple choice questions and answers. Uses of electromagnets revision test has science worksheets, helping answer key with choices as float, clip, ride and skid of multiple choice questions (MCQ) with uses of electromagnets quiz as on track magnetic levitation trains for competitive exam prep, viva interview questions. Free science study guide to practice uses of electromagnets quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Quiz PDF Download Worksheets 23

MCQ. On track magnetic levitation trains

  1. clip
  2. float
  3. ride
  4. skid


MCQ. The electrons move from

  1. positive to negative terminal
  2. negative to positive terminal
  3. both a and b
  4. positive to positive terminal


MCQ. Materials that are insulators when cold and conductors when hot are known as

  1. semi insulators
  2. semi conductors
  3. semi electrolytes
  4. electrolytes


MCQ. Materials that do not allow electrons to flow through them are known as

  1. insulators
  2. conductors
  3. electrolytes
  4. bases


MCQ. Short circuit occurs when the current takes up

  1. more voltage
  2. less voltage
  3. short path
  4. long path