Electrical Circuits and Electric Currents Multiple Choice Questions 54 PDF Download

Learn electrical circuits and electric currents MCQs, grade 7 online science test 54, earth wires multiple choice questions and answers. Earth wires revision test has science worksheets, helping answer key with choices as electromagnetic switch, electronic switch, electric appliance and electric bulb of multiple choice questions (MCQ) with earth wires quiz as elcb'is an for competitive exam prep, viva interview questions. Free science study guide to practice earth wires quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Quiz PDF Download Worksheets 54

MCQ. ELCB'is an

  1. electronic switch
  2. electromagnetic switch
  3. electric appliance
  4. electric bulb

B

MCQ. Power is measured in

  1. Joules (J)
  2. Pascal's (Pa)
  3. Watts (W)
  4. Ohms (Omega )

C

MCQ. The wire coil acts as an

  1. electric wire
  2. electric plate
  3. electromagnet
  4. conductor

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. The negative and positive regions of a battery are known as

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

C