Transformers MCQs Quiz Online PDF Download

Learn transformers MCQs, applied physics test for online courses learning and test prep to practice. Electromagnetic induction in physics quiz has multiple choice questions (MCQ), transformers quiz questions and answers to learn for college competitive exams online preparation.

Applied physics practice test MCQ on dimensions of rate of change of flux are equivalent to those of with options voltage, current, 1/charge and charge problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning transformers quiz with MCQs to practice test questions with answers. Transformers Video

MCQs on Transformers Quiz PDF 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