What are the advantages of ac voltage controllers?

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How to measure 4-20 mA in the live Ckt. r when the equipment is working ( example VFD, PLC).& 4-20mA used in maximum all ckts.

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The microcontroller perform one function at a time.whether it is advantage of microcontroller or disadvantage of microcontroller

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What are chebushev filters? Explain?

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please explain the meaning of "In GSM only 30 or 35 peoples can call at at time in a singal carrier but In CDMA apprx 70 peoples can call in a singal carrier at a time."..........

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Describe the working of 1φ fully controlled bridge converter in the rectifying mode and inversion mode. And derive the expressions for average output voltage and rms output voltage?

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plz send jto previous papers

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Which type of Load is BULB/LAMP ie R,L,C? reason

9 Answers   ONGC,

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What is a feedback?

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What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

16 Answers   College School Exams Tests, Infosys, Persistent, TCS, Wipro,

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I am a B Tech student n am very much interested in science n math.in which site i can find more concept regarding ECE?

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Is the output power different from input power.?  rated input voltage” Is that the voltage we give to the driver or the voltage which comes out from the driver?

0 Answers   Garg Udyog,

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