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Electric Circuit Analysis Certification Exam Tests

Electric Circuit Analysis Practice Test 19

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Apps:

The Applications Trivia Questions and Answers PDF (Applications Quiz Answers PDF e-Book) download Ch. 21-19 to study electric circuit analysis online courses. Study Methods Of Analysis Quiz Questions PDF, applications Multiple Choice Questions to study online college courses. The Applications Trivia App Download: Free learning app for linear transformer, trigonometric identities, complex power, apparent power and power triangle, unit impulse function, applications test prep for top engineering universities.

The Trivia MCQ: Transistors used in loud speakers are; "Applications" App (iOS & Android) with answers: Field-effect; Bipolar; Fast; Slow; for top engineering universities. Practice methods of analysis questions and answers, Google eBook to download free sample for pre employment screening tests.

## Applications Quiz with Answers : MCQs 19

MCQ 91:

Transistors used in loud speakers are

1. bipolar
2. field-effect
3. fast
4. slow
MCQ 92:

Function which is zero for t < 0 and increases uniformly from 0 to 1 in T seconds is

1. exponential
2. unit step
3. unit impulse
4. sinusoidal
MCQ 93:

Apparent power is expressed in units of

1. volt-amperes
2. volt per amperes
3. volt square per amperes
4. volt per ampere square
MCQ 94:

Cos a+cos b=

1. 2sin1/2(a+b)cos1/2(a-b)
2. 2cos1/2(a+b)cos1/2(a-b)
3. 1/2cos(a-b)-1/2cos(a+b)
4. 1/2sin(a+b)+1/2sin(a-b)
MCQ 95:

Which of the following is assumed to be constant in transformer over the operating range of voltage and current?

1. permittivity
2. dark current
3. permeability
4. leakage flux