Answer Posted / ashish

Relay is two state open
and close. Like a
switch.if high power
transfer than relay
switch manage the
power require for the
device.

What is meant by pwm control in dc chopper?

1271

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What is meant by led?

1039

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I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

2616

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Define timer.

1048

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Define drift current in a semiconductor.

1090

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What are the advantages of free wheeling diodes in a controlled in a controlled rectifier?

1052

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how can we get the output of half adder by using 555 timer circuit,give it desired circuit diagram

2360

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In connections of mcb, is it necessary that the incoming side supply should be connected at top side of mcb. Whether this has any effect in tripping of mcb in case of fault?

1026

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Define what is the main factor for controlling the thermal generation and recombination?

1300

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Explain what kind of negative feedback is present in a noninverting op-amp.

1019

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Explain the differences between voltage and current controlled devices?

1161

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What is pin diode?

1212

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what are the test requirment fot protocol testing (for SS7,SIP)

3332

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The positive clipper can be easily converted into negative clipper by A Reversing diode and changing the polarity of reference voltage B Reversing diode only C Changing the polarity D None of these

3871

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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.

4777

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