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Class 7 Science MCQs e-Book PDF | Electrical Circuits and Electric Currents App Download

Class 7 Science Competitive Exam: Practice Test 37 (Chapter 6)

Electrical Circuits and Electric Currents Multiple Choice Questions (MCQs) PDF Download - 37

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The Electrical circuits and electric currents Multiple Choice Questions (MCQs) with Answers PDF (Electrical Circuits and Electric Currents MCQs PDF e-Book) download Ch. 6-37 to study Class 7 Science Course. Learn Electrical Circuits and Electric Currents Quiz Questions and Answers for homeschool certification courses. The Class 7 Science MCQs App Download: Free Electrical Circuits and Electric Currents App for conductors and insulators, earth wires, fuses and circuit breakers, resistors test prep for online classes.

The MCQ: An example of good electrical conductor is; "Electrical Circuits and Electric Currents" App Download [Free] with answers: sodium, aluminum, potassium, and zinc for homeschool certification courses. Solve Conductors and Insulators MCQ Questions, download Google eBook (Free Sample) for taking online classes.

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Electrical Circuits and Electric Currents MCQs with Answers PDF Download: Quiz 37

MCQ: 181

An example of good electrical conductor is

  1. aluminum
  2. sodium
  3. potassium
  4. zinc
MCQ: 182

ELCB is also switched off if

  1. faulty earth wire has been used
  2. faulty equipment has been used
  3. faulty switches have been used
  4. two pin plugs have been used
MCQ: 183

One of the cause of short circuits is

  1. insulated wiring
  2. fixed resistance
  3. variable resistance
  4. faulty wire insulation
MCQ: 184

The main supply system has plugs with

  1. one pin
  2. two pins
  3. three pins
  4. four pins
MCQ: 185

The resistor whose resistivity can be varied manually is known as

  1. transistor
  2. thermistor
  3. variable resistor
  4. fixed resistor
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Electrical Circuits and Electric Currents MCQ App (iOS & Android)

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