Electrical Circuits and Electric Currents Multiple Choice Questions Test 27 Tests pdf Download

Practice science test 27 on electrical circuits and electric currents MCQs, grade 7 resistors multiple choice questions and answers. Resistors revision test has science worksheets, answer key with choices as variable resistor, transistor, thermistor and fixed resistor of multiple choice questions (MCQ) with resistors quiz as the volume control regulator in a cd receiver, radio and amplifier also uses for competitive exam prep. 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 uses

  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 in replacement of argon is known as

  1. Oxygen
  2. Carbon monoxide
  3. Nitrogen
  4. Hydrogen

C

MCQ. Ammeter could be connected anywhere because current is

  1. same everywhere in the 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