Electromagnetism multiple choice questions (MCQs), electromagnetism quiz answers 8 to learn high school physics courses online. Force on a current carrying conductor and magnetic field MCQs, electromagnetism quiz questions and answers for online school degrees. High voltage transmission, transformer, magnetic effects of steady current, force on a current carrying conductor and magnetic field test for high school teacher certification.

Learn high school physics multiple choice questions (MCQs): a step done transformer has a turns ratio of 100 1. an ac voltage of amplitude 170 v is applied to primary. if current is 1 ma in primary, current in secondary should be, with choices 0.1 a, 0.5 a, 0.2 a, and 0.6 a for online school degrees. Free physics study guide for online learning force on a current carrying conductor and magnetic field quiz questions to attempt multiple choice questions based test.

MCQ: At city sub station AC is stepped down to

1. 130 V
2. 120 V
3. 320 V
4. 220 V

D

MCQ: A step done transformer has a turns ratio of 100 : 1. An ac voltage of amplitude 170 V is applied to primary. If current is 1 mA in primary, current in secondary should be

1. 0.5 A
2. 0.1 A
3. 0.2 A
4. 0.6 A

B

MCQ: Generators produce electric current due to movement of wires near

1. metals
2. small magnets
3. very large magnets
4. gases

C

MCQ: An electrical switch that opens and closes under control of another electrical circuit is called

1. fuse
2. relay
3. breaker
4. transformer

B

MCQ: Direction of force on a current-carrying wire in a magnetic field can by found by using

1. left hand grip rule
2. right hand grip rule
3. Fleming's left hand rule
4. Fleming's right hand rule

B