Physics Learning Notes & Technology Articles

Practice electromagnetic induction multiple choice questions (MCQs), A level physics test 1 online to learn. Practice electromagnetic induction: physics MCQs questions and answers on electromagnetic induction: physics, faradays law, lenzs law with answers. Free electromagnetic induction study guide has answer key with choices as changing area of circuit, changing magnetic flux density, changing the angle and all of above of multiple choice questions (MCQ) as emf can be induced in a circuit by to test learning skills. Study to learn electromagnetic induction: physics quiz questions to practice MCQ based online exam preparation test.

MCQ. Emf can be induced in a circuit by

1. changing magnetic flux density
2. changing area of circuit
3. changing angle
4. all of above

D

MCQ. A straight wire of length 0.20 m moves at a steady speed of 3.0 m s-1 at right angles to magnetic field of flux density 0.10 T. emf induced across ends of wire is

1. 0.5 V
2. 0.06 V
3. 0.05 V
4. 0.04 V

B

MCQ. By accelerating magnet inside coil, current in it

1. increases
2. decreases
3. remains constant
4. reverses

A

MCQ. Consequence of motor effect is

1. electromagnetic induction
2. current
3. voltage
4. emf

A

MCQ. Total number of magnetic field lines passing through an area is called

1. magnetic flux density
2. magnetic flux
3. emf
4. voltage

B