i am preparing for AAI JR EXECUTIVE exams so plz suggest the objective materail for preparation

0 Answers   AAI Airports Authority Of India,

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Define drift current in a semiconductor.

0 Answers  

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Explain the difference between microprocessor and micro controller?

0 Answers  

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WHERE MODERN TECHNOLOGY USEING IN STEEL INDUSTRY.AND WHAT IS THE NAME OF THE TECHNOLOGY

2 Answers   TATA, Vizag Steel,

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What are the disadvantages of pwm control?

0 Answers  

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what is IGBT & how its work & also it s used

2 Answers   Johnson Controls,

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what is the physical need to find 3bd frequencies?

3 Answers  

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Explain what is an inverter?

0 Answers  

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What is the operating temperature range of the 74 series of ICs?

1 Answers   NTPC,

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what is the main part of UPS?

1 Answers  

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Explain why 440 volts instead of 660 volts in 3 phases of supply system?

0 Answers  

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What are the frequency compensation methods?

0 Answers  

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