last Airforce test paper

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Define what is meant by filter?

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which exam date in wbsedcl in 2009

4 Answers   HAL, wbsedcl,

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What is PLC ? What it does ? What are its components ? When & where we use PLC & How ? What are its Pros & Cons over other things ? What are the main faults that occur in it ? What are other devices that are similar to it and how we can compare them all ?

0 Answers   Pricol,

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if we are measuring dc voltage of battery then why would we get ac voltage component in it?

1 Answers  

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In OC-n why n X 51.84 Mbps??? How 51.84 Mbps is come it is a limit of STS-1 or something else.???

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I went to Germany for my masters and stayed there for 1.5 months. Due to personal reasons I came back to india and I want to apply for student visa for USA..will there be any issues?

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What is memristor? How many modes it works?

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What do you mean by EDGE and any link for possible interview questions on this topic?

4 Answers  

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what is protocol exactly called ? when some body ask which protocol u r using example:siemens pg pc interface

1 Answers  

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Explain why are using 4ma to 20ma for signal transfer. Why not 0 to 20ma?

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In what does the Gas Leds emit radiation?

0 Answers   C DAC, CDAC,

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