Electrical Circuits and Electric Currents Multiple Choice Questions Test 54 Tests pdf Download

Practice science test 54 on electrical circuits and electric currents MCQs, grade 7 earth wires multiple choice questions and answers. Earth wires revision test has science worksheets, answer key with choices as electromagnetic switch, magnetic switch, electronic switch and mechanical switch of multiple choice questions (MCQ) with earth wires quiz as elcb is an/a for competitive exam prep. Free science study guide to learn earth wires quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents: Worksheets 54 Quiz pdf Download

MCQ. ELCB is an/a

  1. magnetic switch
  2. electromagnetic switch
  3. electronic switch
  4. mechanical switch

B

MCQ. Power is measured in

  1. Joules (J)
  2. Pascals (Pa)
  3. Watts (W)
  4. Ohms (Ω)

C

MCQ. Wire coil acts as an/a

  1. bass tube
  2. speaker
  3. electromagnet
  4. resistor

C

MCQ. Maglev trains don't

  1. ride on the track
  2. fall from the track
  3. repel from the track
  4. stay on the track

A

MCQ. Negative and positive regions of a battery are known as

  1. ridges
  2. chargers
  3. terminals
  4. galvanos

C