Practice electromagnetism MCQs, grade 10 physics test 5 for online courses learning and test prep, transformer multiple choice questions and answers. Transformer revision test includes physics worksheets to learn.

Physics multiple choice questions (MCQ) on transformer is needed to convert 200 v into a 10 v supply. if there are 1000 turns on primary coil, then number of turns on secondary coil is with options 2000, 100, 75 and 500, transformer quiz for competitive exam prep, viva interview questions with answers key. Free physics study guide to learn transformer quiz to attempt multiple choice questions based test.

MCQ. A transformer is needed to convert 200 V into a 10 V supply. If there are 1000 turns on the primary coil, then the number of turns on the secondary coil is

1. 100
2. 2000
3. 75
4. 500

C

MCQ. The strength of magnetic field is defined as

1. no. of field lines passing through surface
2. electric field lines passing the loop
3. current through surface
4. no. of electrons passing a specific point per unit time

A

MCQ. When a coil rotated in magnetic field the induced current in it

1. continuously changes
2. remains same
3. becomes zero
4. becomes maximum

A

MCQ. The simple coil placed in a magnet can not rotate more than

1. 30°
2. 45°
3. 90°
4. 60°

C

MCQ. The two forces which are equal in magnitude but opposite in direction form a

1. friction
2. couple
3. torque
4. work done

B