I have recieved an interview call from HECL that is Heavy Engineering Corporation Ltd, Ranchi , Jharkhand. Can you please provide me some Electronics and Communication questions for preparation as early as possible since I am left with just one week.

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Tell me about use of heat sinks in digital circuit.

4 Answers   TCS,

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What is an asic?

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How the FM 200 System is work? Just give me a reply about the Fire Incident and then Suppression by FM 200 step by step? Regards, ZahIR Uddin Babar For, BAFFESCO

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can i put two batteries in place of one battery in 600VA UPS? If yes, then it will be whether in series or parellel. will there be any adverse effect after putting two batteries?

2 Answers   Air Force, Indian Air Force,

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Define timer.

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which is preferred in ckts for x-or operation a) 1 x-or gate b) 4 nand gates

1 Answers  

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In order to find out stack fault of a three input nand gate how many necessary input vectors are needed ?

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What are encoders and decoders?

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

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Why the width of the base region of a transistor is kept very small compared to other regions?

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which language is not object oriented?

3 Answers   BSNL, NIC,

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