Electrical Circuits and Electric Currents Multiple Choice Questions and Answers 40 PDF Download

Learn electrical circuits and electric currents multiple choice questions, grade 7 science online test 40 for elementary school degree online courses, distance learning for exam prep. Practice chemical effect of electric current multiple choice questions (MCQs), electrical circuits and electric currents quiz questions and answers for science class for 7th grade science resources for teachers.

Study elementary school science multiple choice questions (MCQs): process of decomposition by use of electricity is known as, for free online courses with choices electric separation, separation, electrolysis, and electric filtration, chemical effect of electric current quiz with online logic questions to practice for national and international exams. Free science study guide for online learning chemical effect of electric current quiz questions to attempt multiple choice questions based test.

MCQs on Electrical Circuits and Electric Currents Worksheets 40 Quiz PDF Download

MCQ: Process of decomposition by use of electricity is known as

  1. separation
  2. electric separation
  3. electrolysis
  4. electric filtration

C

MCQ: Rise of temperature due to resistivity, used i

  1. heaters
  2. burners
  3. cookers
  4. volcanoes

A

MCQ: Charges stay where they are produced if material is

  1. conductor
  2. insulator
  3. metal
  4. non metal

B

MCQ: When sound waves reach our ear, we hear them as

  1. light waves
  2. electronic waves
  3. sound waves
  4. thermal waves

C

MCQ: Metal detectors that are used in malls, stations, airports and other commercial areas have

  1. magnets
  2. resistors
  3. fuses
  4. electromagnets

D