Transformers MCQs Quiz Online PDF Download

Transformers Multiple Choice Questions (MCQ), transformers quiz answers PDF to study online physics degree course. Learn electromagnetic induction in physics Multiple Choice Questions and Answers (MCQs), "Transformers" quiz questions and answers for ACT practice test. Learn induced current and emf, emf in physics, electromagnetic induction test prep for free online college classes.

"Dimensions of the rate of change of flux are equivalent to those of" Multiple Choice Questions (MCQ) on transformers with choices voltage, current, 1/charge, and charge for ACT practice test. Practice merit scholarships assessment test, online learning transformers quiz questions for competitive exams in physics majors for colleges that offer online degrees. Transformers Video

MCQs on Transformers PDF Download

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

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

A

MCQ: The 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 the mutual induction is

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

A

MCQ: Transformer is the device that works on the principle of

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

C

MCQ: Efficiency of the 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