Electricity and Magnetism MCQ question and answer with solution

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Each section contains 100 MCQs on Electricity and Magnetism .

Which of the following substances has very high resistance?

A) conductor B) semi-conductor C) insulators D) superconductors

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What is the starting voltage of an AA battery used for home gadgets such as remote controls, small toys and wireless kitchen appliances?

A) 2.0 V B) 1.5 V C) 3.0 V D) 2.5 V

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Alternate current is not preferable

A) To charge storage battery B) To run/start an electric motor C) To transmit electric power D) To heat up electric toaster

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Magnetism in materials is due to

A) electrons at rest B) circular motion of electrons C) protons at rest D) all neutrons at rest

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which equipment is used to transform mechanical energy into electrical energy?

A) Photo cell B) Electric motor C) Dynamo D) Battery

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What precaution should be taken to avoid the overloading of domestic electric circuits?

A) Fuse should be connected in the circuit B) Too many appliances should not be connected in single circuit C) Faulty appliances should not be connected in the circuit D) All options are correct

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Modern electrical generator works on . . . . . . . . Principle

A) Electrical Induction B) Magnetic Induction C) Electromagnetic Induction D) Electrical Energy

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following scientists has given a law governing the force of attraction/repulsion between two charged particles?

A) Charles Dufay B) Michael Faraday C) Archimedes D) Charles Coulomb

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is the effective resistance (in Ω) of two resistors 20Ω and 30Ω connected in parallel?

A) 50 B) 12 C) 24 D) 25

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

100

Which of the following is a good conductor of heat but a bad conductor of electricity?

A) Celluloid B) Rubber C) Asbestos D) Mica

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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