Grade 7 Science MCQs - Chapter 7

Electrical Circuits and Electric Currents Multiple Choice Questions and Answers PDF Download - 1

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Chapter 7 MCQs: Electrical Circuits and Electric Currents Quiz

MCQ: Steel cans are made of

A) lead

B) tinplate

C) tungsten

D) cobalt

MCQ: The pure piece of metal which is used to be plated, is made the

A) anode

B) cathode

C) nematode

D) posit rode

MCQ: To make the coil keep rotating, the current is reversed after every half turn by a device called

A) brush

B) commutator

C) mutator

D) carbon spring

MCQ: The charge flowing in the wire when we turn the light on, is

A) positive ions

B) negative ions

C) electrons

D) protons

MCQ: Miniature circuit breaker is a small

A) fuse

B) magnetic switch

C) electromagnetic switch

D) two way switch

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