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MCQ Eddy Currents, Class 12 Physics

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. Foucault Currents are also called

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Question 1 of 10

2. Which of the following will not increase the size and effect of eddy current?

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Question 2 of 10

3. Why is the iron core of a transformer made laminated instead of being in one solid piece?

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Question 3 of 10

4. Eddy currents have negative effects. Because they produce

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Question 4 of 10

5. Select the expression for eddy current and which rule helps in finding its direction?
Eddy Currents Multiple Choice Questions for CBSE Class 12 Physics   Topperlearning

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Question 5 of 10

6. A circular coil of area 200 cm2 and 25 turns rotates about its vertical diameter with an angular speed of 20 ms-1 in a uniform horizontal magnetic field of magnitude 0.05 T. The maximum voltage induced in the coil is

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Question 6 of 10

7. In electromagnetic induction, line integral of induced field E around a close path is __________, induced electric field is ___________.

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Question 7 of 10

8. In the dead beat galvanometer, the coil is wound on a frame made of:

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Question 8 of 10

9. Eddy currents can be induced in

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Question 9 of 10

10. Eddy currents do not cause:

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Question 10 of 10

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