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Electricity and Magnetism MCQ question and answer with solution | Physics Gk MCQs

Learn Electricity and Magnetism MCQ Questions and answers with easy and logical explanations in Physics Gk . Electricity and Magnetism MCQ question provides all type of technical mcq questions which is important for SSC-CGL, UPPSC, NDA, CDS and all govt examinations Page-9 section-4

Each section contains 100 MCQs on Electricity and Magnetism .
81
Turbines and Dyanamos are used to convert which energy to electrical energy?
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Answer & Solution
Answer: Option C
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82
In AC circuits, AC meters measure
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Answer: Option B
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83
The work done across two points having 10 V potential difference is 30 J. So the electric charge flowing between the two points will be-
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Answer: Option C
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84
When a bar magnet is cut into two equal halves, the pole strength of each piece
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Answer: Option D
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85
What is the name of the device used to convert alternating current into direct current?
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Answer: Option C
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86
The amount of electric charge flowing through electric circuit in 10 minutes is 300 coulombs. Find the electric current drawn by the filament of the electric bulb is?
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Answer: Option A
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87
Which one of the following can charge an insulator?
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Answer: Option B
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88
Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R).
Assertion (A): Transformer is useful for stepping up or stepping down voltages.
Reason (R): Transformer is a device used in D.C. circuits.
In the context of the above two statements, which one of the following is correct?
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Answer: Option C
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89
The SI unit of electric charge is
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Answer: Option C
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90
If a copper wire is increased to double its length, its resistance will become
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Answer: Option C
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