sir iam appearing railway exam 12to 15 times but unfortunately i could not qualify the written examination.can u give some suggestion for how to appear. this examination

2 Answers  

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What is the necessity of heat sink?

0 Answers  

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What is a demultiplexer?

0 Answers  

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Define what happens to the series current , load current and zener current when the dc input voltage of a zener regulator increases?

0 Answers  

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Pz let me inform the syllabus of oces/dgfs-2010 syllabus and old question paper of B.Tech.electronics

1 Answers   BARC,

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What is a diagnostic system check?

0 Answers  

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Filtering can be done with ?

0 Answers   Verifone,

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What is the difference between CAT 5e communication cable & CAT4 Communication cable

1 Answers  

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Explain the function of cyclo-converter?

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When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency?

2 Answers  

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in mosfet we have different types like enhancement and depletion.but why do we preffer enhancement over dpletion

4 Answers   Qualcomm,

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Explain the difference between latches and flip flop?

0 Answers  

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