Class 10 Physics MCQs – Practice Test 18 (Chapter 4)

Electromagnetism MCQ with Answers PDF Download – Test 18

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The MCQ: If the current in one coil becomes steady then magnetic field lines become; "Electromagnetism" App (Android, iOS) with answers: constant, zero, less than before, and more than before to study e-learning courses. Practice Mutual Induction MCQ Questions, download Apple Book (Free Chapter) for free online courses.

Electromagnetism MCQ – Practice Test 18 PDF Download

MCQ 86: If the current in one coil becomes steady then magnetic field lines become:

zero
constant
less than before
more than before

MCQ 87: At the generating station, the AC voltage is:

stepped down
remains constant
stepped up
none of above

MCQ 88: The type of temporary magnet, which is created when current flows through a coil is called an:

electromagnet
mechanical energy
magnetism
potential difference

MCQ 89: An ideal transformer dissipates by itself:

low power
high power
no power
none of above

MCQ 90: If we grip the coil with our right hand by curling our fingers in the direction of the conventional current, our thumb will indicate the coil's:

west pole
south pole
east pole
north pole

Class 10 Physics Notes App & e-Book – Electromagnetism Exam Prep

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