what is the purpose to give two power supply to opamp ie. +Vcc & -Vee?

1 Answers   SCOE,

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Explain how the active power factor correction changes the wave shape of current drawn by a load to improve the power factor?

0 Answers  

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what is potetial,voltage,potential difference

0 Answers  

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what is the specific application of PLC in communications, control systems and automation?

2 Answers   Idea, TCS,

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What are the advantages of sequence control of ac voltage regulators?

0 Answers  

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How can a pseudo random noise code be usable?

0 Answers  

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1mv pure sinesoidal input given to high current carrying op amp.is it possible to get 10kv output

2 Answers  

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How to work smps power supply?can you explain details?

1 Answers   HCL,

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SIR VERY GOOD MORNING I AM APPERING FOR RRB EXAM FOR SECTION ENGINEER I REQUEST U TO PLZ FORWORD THE PAPER PATTERN AND EVEN PREVIOUS QUESTION PAPER SIR. I THINK U WILL SURELY HELP ME OUT IN EXAM.

4 Answers   RRB,

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What is boolean algebra?

0 Answers  

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Compare the generalized subnetting with VLSM.

0 Answers   Wipro,

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What are all the connectors used in the GSM Architecture like Abis is used between BTS and BSC, I need it in detail.

1 Answers   RRB,

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