Practice electromagnetism MCQs, grade 10 physics test 3 for online courses learning and test prep, alternate current generator multiple choice questions and answers. Alternate current generator revision test includes physics worksheets to learn.

Physics multiple choice questions (MCQ) on when plane of coil is perpendicular to lines of magnetic force, number of lines of magnetic force passing through coil will be with options maximum, minimum, zero and can not be determined, alternate current generator quiz for competitive exam prep, viva interview questions with answers key. Free physics study guide to learn alternate current generator quiz to attempt multiple choice questions based test.

MCQ. When the plane of the coil is perpendicular to the lines of magnetic force, the number of lines of magnetic force passing through the coil will be

1. minimum
2. maximum
3. zero
4. can not be determined

B

MCQ. If we grasp a wire with right hand such that the thumb pointed in the direction of current, then the curling fingers of hand will point the

1. direction of current
2. direction of force acting
3. direction of magnetic field
4. none of the above

C

MCQ. If the secondary voltage is larger than the primary voltage, the transformer is called a

1. positive transformer
2. step-up transformer
3. negative transformer
4. step-down transformer

B

MCQ. Lenz devised a rule to find out the direction of

1. current induced in a circuit
2. electromagnetic difference
3. potential difference
4. flow of power in fuse

A

MCQ. The force on the wire is at right angles to both the direction on the magnetic field and the direction of the current. This is discovered by