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Electric Circuit Analysis Quizzes

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# Trigonometric Identities Multiple Choice Questions PDF p. 62

Trigonometric Identities multiple choice questions and answers, trigonometric identities quiz answers PDF 62 to learn Electric Circuit Analysis course for college certification. Learn Waveform and Signals MCQ trivia questions, trigonometric identities Multiple Choice Questions (MCQ) for online college degrees. Trigonometric Identities Interview Questions PDF: series rlc circuit, differential and difference amplifier, equivalent y and δ connections, integrator and differentiator circuits, trigonometric identities test prep for pre employment screening tests.

"Sin a sin b is equals to" MCQ PDF with choices 1/2sin(a+b)+1/2sin(a-b), 1/2cos(a-b)-1/2cos(a+b), 1/2cos(a+b)+1/2cos(a-b), and 2sin1/2(a+b)+cos1/2(a-b) for online assessment test for jobs. Solve waveform and signals questions and answers to improve problem solving skills for online career assessment.

## Trigonometric Identities Questions and Answers MCQs

MCQ: Sin a sin b is equals to

1/2cos(a-b)-1/2cos(a+b)
1/2sin(a+b)+1/2sin(a-b)
1/2cos(a+b)+1/2cos(a-b)
2sin1/2(a+b)+cos1/2(a-b)

MCQ: In leaky inductor, gain become

high
low
−∞

MCQ: Y and Δ connections are equal, if

transfer impedances are zero
transfer impedance are dissimilar
transfer impedance are similar
transfer impedance are infinite

MCQ: A single source with no connection to ground is called

dynamic source
floating source
static source
straight source

MCQ: For series RLC circuit, α is equals to

R/L
R/2L
2L/R
2RL