Write down the expression for average output voltage for step down chopper?

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What are digital circuits?

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If R1=R2, then B=0.5, the total time T of square wave in astable multivibrator using op-amp is A T=RC B T=2 RC ln 3 C T=2 RC ln 2 D T=2RC ln (1+ 0.5)

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interviewr asked about sampling theorem and i said the common def.(i.e ...sam freq must >=s max freq in the signal for a sampled signal to recover without alising).he asked that i have a sin signal of freq 1hz and i sampled at two zero amplitude points can it be recoverable without aliasing????

4 Answers   BARC,

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what is asynchronous data transfer???

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What is mean by Compression technic and its formula? How many types of adaptors are there? How adaptive algorithm works for speech compression using Cosine packet transform?

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WHICH IS BEST BOOK FOR LATERAL ENTERY TO B.TECH (LEET)

8 Answers   Indraprastha University,

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wt is the function of transformer?

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What do you mean by Frequency re-use?

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t is the total number of sun glass sold which has c number of cartons and l loose glasses. Each cartons contains 27 glasses. If each sale of carton, 3rs discount is awarded on each glass. Each glass cost rs9. Box1- total number of glass sold box2- Cost of each glass box3-discount on each glass using any operation in 6 steps, bring total discount and total selling price in box2 and box3 respectively.

0 Answers   Godrej,

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State the disadvantage of a 8-4-2-1 code.

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On what parameters does the free running frequency of vco depend on?

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