Answer Posted / shanu

plz send rrb previous question papers for tc ,assistent
clerk posts,and syllabus
plz send

please provide me technical question paper and the details of exam dates

1976

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Why emitter is always forward biased?

1123

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What type of Duplexer, Multi-coupler, Trans-receiver & Combiner used in 900 & 1800Mhz

2046

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What happens if an amplifier is biased at cutoff or at saturation?

1094

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What is satellite cooding in telecom transmission system?

2023

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Why half-wave rectifiers are generally not used in dc power supply?

1258

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what is the different between gsm and cdma?

2253

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How to test SS7

2121

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Define amplitude modulation?

941

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how many types of thyristor are? shortly define them with purpose, application & working principle?

1860

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Why is schottky diode called hot-carrier diode?

1061

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Explain zener breakdown?

1119

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Give the typical value of bias current for ca741 operational amplifier.

970

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State the disadvantage of a 8-4-2-1 code.

1350

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Define digital function generator?

1102

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