Electrical Circuits and Electric Currents Multiple Choice Questions 48 PDF Download

Learn electrical circuits and electric currents MCQs, grade 7 online science test 48, simple circuits multiple choice questions and answers. Simple circuits revision test has science worksheets, helping answer key with choices as heated up, negatively charged, positively charged and cooled down of multiple choice questions (MCQ) with simple circuits quiz as the bulb glows because filament is for competitive exam prep, viva interview questions. Free science study guide to practice simple circuits quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Quiz PDF Download Worksheets 48

MCQ. The bulb glows because the filament is

  1. negatively charged
  2. heated up
  3. positively charged
  4. cooled down


MCQ. One method of making a strong electromagnet is to increase

  1. voltage in coil
  2. resistance in coil
  3. number of turns in coil
  4. the size of iron bar


MCQ. Small magnets are also used in

  1. dynamos
  2. plugs
  3. resistors
  4. fuses


MCQ. When the current flows one way, the magnet forces push the electromagnet and cone

  1. inwards
  2. forwards
  3. backwards
  4. outwards


MCQ. The larger the current, the greater the number of

  1. volts
  2. amperes
  3. pascal
  4. ohms