Electrical Circuits and Electric Currents Multiple Choice Questions and Answers 27 PDF Download

Learn electrical circuits and electric currents MCQs, grade 7 science test 27 for online learning courses and test prep. Resistors multiple choice questions (MCQs), electrical circuits and electric currents quiz questions and answers include science worksheets for 7th grade science tutoring online free.

Science multiple choice questions (MCQ): volume control regulator in a cd receiver, radio and amplifier also use with options variable resistor, transistor, thermistor and fixed resistor, resistors quiz with online schools' course questions and answers for summative assessment of students. Free science study guide to learn resistors quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Worksheets 27 Quiz PDF Download

MCQ: Volume control regulator in a CD receiver, radio and amplifier also use

  1. transistor
  2. variable resistor
  3. thermistor
  4. fixed resistor

B

MCQ: Maglev trains float on track because of

  1. friction
  2. energy
  3. electromagnetism
  4. mechanical repulsion

C

MCQ: Another gas, that is used as replacement of argon is known as

  1. oxygen
  2. carbon monoxide
  3. nitrogen
  4. hydrogen

C

MCQ: Ammeter can be connected anywhere because current is

  1. same in the whole circuit
  2. least near the bulb
  3. least near the cell
  4. greatest near the switch

A

MCQ: 1000mA of current is equal to

  1. 1A
  2. 10A
  3. 100A
  4. 0.1A

A