Electrical Circuits and Electric Currents Multiple Choice Questions and Answers 36 PDF Download

Learn electrical circuits and electric currents MCQs, grade 7 science test 36 for online learning courses and test prep. Chemical effect of electric current 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): most common process for manufacturing products from salt solution is with options evaporation, distillation, electrolysis and thermal decomposition, chemical effect of electric current quiz with online typical interview questions and answers to answer during competitive exams. Free science study guide to learn chemical effect of electric current quiz to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Worksheets 36 Quiz PDF Download

MCQ: Most common process for manufacturing products from salt solution is

  1. distillation
  2. evaporation
  3. electrolysis
  4. thermal decomposition

C

MCQ: To reduce flow of current in an electric circuit and to avoid danger of overheating resistor is used in a circuit which is called

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

D

MCQ: In 1 minute, a 500W toaster consumes five times more energy than a

  1. 200W kettle
  2. 1000W iron
  3. 100W bulb
  4. 25W LED bulb

C

MCQ: When switch is closed, magnet pulls out the

  1. splinter from eye
  2. eyeball
  3. lens of the eye
  4. retina

A

MCQ: Bulbs give off electrical energy in form of

  1. heat energy only
  2. light energy only
  3. heat and light energy
  4. magnetic energy

C