Class 7 Science MCQs - Chapter 6
Electrical Circuits and Electric Currents Trivia Questions & Answers PDF Download - 24
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The Electrical circuits and electric currents Trivia Questions and Answers PDF (electrical circuits and electric currents Quiz Answers PDF e-Book) download Ch. 6-24 to study Grade 7 Science Course. Practice Fuses and Circuit Breakers MCQ PDF, Electrical Circuits and Electric Currents Quiz Questions and Answers to study online courses. The Electrical Circuits and Electric Currents Trivia App Download: Free certification app for fuses and circuit breakers, electric motors, earth wires, electrical circuits and currents, chemical effect of electric current test prep for online degrees.
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Electrical Circuits and Electric Currents Test Questions and Answers PDF Download: MCQ 24
To prevent overload and overheating of wires
- fuses are used
- circuit breakers are used
- fuses and circuit breakers are used
- fuses and resistor are used
The magnetic field of the coil and the permanent magnet
- attract each other
- repel each other
- combine with each other
- stay with each other
ELCB is an abbreviation of
- electrolytic circuit breaker
- earth locking circuit breaker
- earth leakage circuit breaker
- electric leakage circuit breaker
Electricity is required to
- light up homes
- clean your car
- flush the toilet
- change weather
A block of impure copper is used as
- cathode
- anode
- posit rode
- nematode
Class 7 Science Mock Tests
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