What are the effects of ageing or using second hand IC or other electronic components?

0 Answers   Pakistan Steel,

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On what principle the sonar/ radar works

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What Is RF?

3 Answers  

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I want the technical question with answer for RRB J.E.exam

1 Answers   RRB, Venkys,

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How to calculate knee point voltage? Describe its purpose for differential protection.

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What is transponder?

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which is the device working in the three logic levels

4 Answers  

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where do i get exercises for electronic circuits lab, i.e, designing various waveform(clipper, clamper, rectifiers)

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. If we have a parallel plate capacitor of plate area 'A' and plate separatoin t and having a capacity C and a metallic plate r of area A and of negligible thickness is introduced in the capacitor at a distance from either of the two plates as shown in the given figure then the capacity of the capacitor will become a.) b.) C c.) 2C d.) 4C

3 Answers   Bhel, BSNL,

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Hi Friends, I am preparing for Airport authority of India ,so please forward me question papers and questions that are generally asked in test. my email ID is :jitinkumar_micro@rediffmail.com

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What do you by interfacing in PC ?

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For 65hp motors how kvr capacitor should be on??

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