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Class 12 Physics - Chapter 6: Electromagnetic Induction MCQ Questions

10 Questions 20 Minutes
Answered: 0 / 10Unanswered: 10

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  1. 1LearnNCERT Solutions
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Question 1

A metal plate is getting heated. Which one of the following is not the possible cause?

Question 2

Which of the following will not induce an emf in a coil in the absence of an external voltage source?

Question 3

The mutual inductance M12 of coil 1 with respect to coil

Question 4

A circular coil expands radially in a region of magnetic field and no electromotive force is produced in the coil. This can be because

Question 5

MCQ Questions for Class 12 Physics Chapter 6 Electromagnetic Induction with Answers 2

Question 6

The self-inductance L of a solenoid of length l and area of cross-section A, with a fixed number of turns N increases as

Question 7

A wheel with ten metallic spokes each 0.50 m long is rotated with a speed of 120 rpm in a place normal to the earth’s magnetic field at the place. If the magnitude of the field is 0.04 G, the induced emf between the axle and the rim of the wheel is equal to

Question 8

MCQ Questions for Class 12 Physics Chapter 6 Electromagnetic Induction with Answers 3

Question 9

MCQ Questions for Class 12 Physics Chapter 6 Electromagnetic Induction with Answers 1

Question 10

The coefficient of self-inductance of a solenoid is 0.18 mH. If a rod of soft iron of relative permeability 900 is inserted, then the coefficient of self-inductance will become nearly

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