Class 7 Science MCQs - Chapter 6
Electrical Circuits and Electric Currents Multiple Choice Questions (MCQs) PDF Download - 41
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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. 6-41 to study Grade 7 Science Course. Learn Electrical Circuits and Electric Currents Quiz Questions and Answers to study online homeschool courses. The Electrical Circuits and Electric Currents MCQs App Download: Free learning app for fuses and circuit breakers, conductors and insulators, electricity billing, series and parallel circuits, chemical effect of electric current test prep for online school courses.
The MCQ: If we add a 13A fuse in a hair drier that requires 2A current, the fuse will; "Electrical Circuits and Electric Currents" App Download (Free) with answers: Melt; Remain safe; Blow; Glow; to study online homeschool courses. Solve Fuses and Circuit Breakers MCQ Questions, download Google eBook (Free Sample) for online study.
Electrical Circuits and Electric Currents MCQs with Answers PDF Download: Quiz 41
If we add a 13A fuse in a hair drier that requires 2A current, the fuse will
- remain safe
- melt
- blow
- glow
An example of 'semiconductor' is
- sulphur
- silver
- copper
- silicon
The use of electrical energy
- costs money
- causes cancer
- causes heart disease
- lung cancer
Passing through two bulbs is
- difficult for electrons
- easy for electrons
- difficult for protons
- easy for protons
Coating an object such as key or nail with a thin layer of metal is a process called
- electrolysis
- electro coating
- electroplating
- electronic induction
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