Class 7 Science MCQs - Chapter 7
Electrical Circuits and Electric Currents Trivia Questions and Answers PDF - 12
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Electrical Circuits and Electric Currents Questions & Answers PDF Download: MCQ Quiz 12
MCQ 56: The flow of electrons in a wire is known as
- electric current
- magnetic current
- ionic current
- atomic current
MCQ 57: The inert gas in the bulb filament is
- neon
- argon
- xenon
- radon
MCQ 58: The magnet which is used in electric motors, is
- huge in size
- small in size
- mechanical
- rod shaped
MCQ 59: Simple circuits have
- single pin plug
- double pin plug
- triple pin plug
- massive pin plug
MCQ 60: When current is passed through sodium chloride solution, the ionic bonds
- split
- get strong
- join
- coagulate
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