Class 7 Science MCQs (Grade 7) From Textbook

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Class 7 Science MCQs – Practice Test 30 (Chapter 6)

Electrical Circuits and Electric Currents MCQ with Answers PDF Download – Test 30

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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. 6-30 to learn Class 7 Science Course. Study Electricity Billing Multiple Choice Questions and Answers (MCQs) PDF, Electrical Circuits and Electric Currents Quiz Questions and Answers to study online school courses. Download the Class 7 Science MCQ App: Free Electrical Circuits and Electric Currents MCQ App to learn electricity billing, magnetic effect and electric current, uses of electromagnets, heat and light: resistance test prep for online classes.

The MCQs: One kilowatt is equal to; "Electrical Circuits and Electric Currents" App (Android, iOS) with answers: 100 watts, 10 watts, 1000 watts, and 0.1 watts to study online school courses. Practice Electricity Billing MCQ Questions, download Apple Book (Free Chapter) for online school and college.

Electrical Circuits and Electric Currents MCQ – Practice Test 30 PDF Download

MCQ: 146

One kilowatt is equal to

  1. 10 watts
  2. 100 watts
  3. 1000 watts
  4. 0.1 watts
MCQ: 147

Small magnets are used in

  1. switches
  2. plugs
  3. electric bells
  4. fuses
MCQ: 148

In most of the loudspeakers, electrical signals pass through a

  1. magnet
  2. wire coil
  3. spring
  4. resistor
MCQ: 149

'Electromagnet' can be made stronger by increasing

  1. the current in coil
  2. the voltage in coil
  3. the resistance of coil
  4. the thickness of coil
MCQ: 150

The filament bulb glows, when it reaches the temperature of

  1. 1000 °C
  2. 1100 °C
  3. 1200 °C
  4. 1300 °C

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

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