Alternating current multiple choice questions (MCQs), alternating current quiz answers, GCE A level physics test prep 1 to learn A level physics courses for online degrees. Transformers in physics MCQs with answers, alternating current quiz questions and answers for admission and merit scholarships test. Practice transformers in physics, electric power, meaning of voltage, ac power career test for physics certifications.

Learn alternating current test with multiple choice question: if a secondary coil has 40 turns, and, a primary coil with 20 turns is charged with 50 v of potential difference, then potential difference in secondary coil would be, with choices 25 v in secondary coil, 50 v in secondary coil, 60 v in secondary coil, and 100 v in secondary coil for undergraduate degree. Practice jobs' assessment test for online learning transformers in physics quiz questions for physics major, competitive assessment tests.

MCQ: If a secondary coil has 40 turns, and, a primary coil with 20 turns is charged with 50 V of potential difference, then potential difference in secondary coil would be

1. 50 V in secondary coil
2. 25 V in secondary coil
3. 60 V in secondary coil
4. 100 V in secondary coil

D

MCQ: Generators at a power station produce electric power at voltage

1. 45 kW
2. 50 kW
3. 60 kW
4. 25 kW

D

MCQ: Equation which measures alternating voltage is

1. Vsin ω
2. sin t
3. Vo sinωt
4. V=IR

C

MCQ: In transformer, alternating current is induced in

1. primary coil
2. secondary coil
3. iron core
4. resistor

B