hi friends, i have applied for oces 2010. can u give me a brief idea about the entrance exam which is gng to be held on may30th.Is the exam of technical or it includes aptitude? i am from ece stream.pls mail me at navinmsl@gmail.com

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what is operating ratio in railway

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why we not connect the 12 V batteries in parallel to get the more backup supply ? how to calculate the input wattage and output wattage of an UPS ?

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please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI}}} TECHNICAL question papers TO MY EMAIL ID pushpapappu@yahoo.co.in

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1. What is the range of latching current of scr 10 a? 2. Write power rating of heat sink ?

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What is working principle of profibus?

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What is meant by phase reversal?

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which one of the following is the oldest mountain range in india?

4 Answers   UPSC,

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What are octal and hexadecimal systems?

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Explain in wave guides tem wave propagation is not exit, give the physical interpretation?

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What is frequency response actually? What is its importance in the field of electronics or communication?

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