Class 7 Science MCQs (Grade 7) From Textbook

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Class 7 Science MCQs – Practice Test 18 (Chapter 6)

Electrical Circuits and Electric Currents MCQ with Answers PDF Download – Test 18

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The Electrical circuits and electric currents Multiple Choice Questions (MCQ Quiz) with Answers PDF (Electrical Circuits and Electric Currents MCQ PDF e-Book) download Ch. 6-18 to learn Class 7 Science Course. Study Uses of Electromagnets Multiple Choice Questions and Answers (MCQs) PDF, Electrical Circuits and Electric Currents Quiz Questions and Answers to learn online certification courses. The Electrical Circuits and Electric Currents MCQ App to Download Free Class 7 Science App to learn uses of electromagnets, resistors, electric resistance, electrolysis, electrical safety test prep for online classes.

The MCQ: Radio, TV, CD Player and sound system have; "Electrical Circuits and Electric Currents MCQ" App (Android, iOS) with answers: microphones, loudspeakers, antennas, and cathode tubes to learn online certification courses. Practice Uses of Electromagnets MCQ Questions, download Apple Book (Free Chapter) for free online courses.

Electrical Circuits and Electric Currents MCQ – Practice Test 18 PDF Download

MCQ: 86

Radio, TV, CD Player and sound system have

  1. loudspeakers
  2. microphones
  3. antennas
  4. cathode tubes
MCQ: 87

A part of an electric circuit which is used to limit the amount of electric current flowing through the circuit is known as

  1. diode
  2. thermistor
  3. radiator
  4. resistor
MCQ: 88

The slowing down of electrons depends upon

  1. material
  2. mass of conductor
  3. volume of conductor
  4. length of conductor
MCQ: 89

When water is electrolyzed, the gas collected at cathode, is

  1. sulphur
  2. oxygen
  3. hydrogen
  4. sulphur dioxide
MCQ: 90

For protection of electrical appliances

  1. resistors can be used
  2. fuses can be used
  3. thick wires can be used
  4. thin wires can be used

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Electrical Circuits and Electric Currents MCQs Apps (iOS & Android)

Electrical Circuits and Electric Currents MCQs App

7th Grade Science MCQs Apps (Android & iOS)

7th Grade Science MCQs App

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8th Grade Science MCQ App

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