Transformers MCQs Questions and Answers PDF Book Download

Transformers MCQs, transformers quiz answers to learn physics courses online. Electromagnetic induction in physics multiple choice questions (MCQs), transformers quiz questions and answers for online masters in physics education. Physics questions and answers, induced current and emf, emf in physics, electromagnetic induction, transformers test prep for physics certifications.

Learn electromagnetic induction in physics test MCQs: dimensions of rate of change of flux are equivalent to those of with choices voltage, current, 1/charge, and charge for online masters in physics education. Practice assessment test for scholarships, online learning transformers quiz questions for competitive assessment in physics major. Transformers Video

MCQ on TransformersQuiz Book Download

MCQ: Dimensions of rate of change of flux are equivalent to those of

  1. voltage
  2. current
  3. 1/charge
  4. charge

A

MCQ: Turn ratio (r) for a step-up transformer is

  1. r = 0
  2. r > 1
  3. r < 1
  4. r = 1

B

MCQ: Practical application of mutual induction is

  1. transformer
  2. DC generator
  3. AC generator
  4. capacitor

A

MCQ: Transformer is device that works on principle of

  1. self-induction
  2. Lenz's law
  3. mutual induction
  4. motional EMF

C

MCQ: Efficiency of transformer is defined as

  1. (output power/input power) × 100
  2. (input power/output power) × 100
  3. input power/output power
  4. output power × 100

A