Transformers MCQs Quiz Online PDF Download

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Applied physics practice test MCQ: dimensions of rate of change of flux are equivalent to those of with choices voltage, current, 1/charge and charge with online tutorial questions for online placement tests with past papers important questions. 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