What is meant by fermi level in semiconductor? Where does the fermi level lie in an intrinsic semiconductor?

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IN A PN JUNCTION DIODE,( ON FORWARD BIAS ) WHEN ELECTRONS AND HOLES PAIRS MADE AND CURRENT FLOWS,THEIR IS NO END OF ELECTRONS AND HOLES IN A LITTLE SEMICONDUCTOR DEVICE.

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By referring to the barkhausen criterion and conventional circuit's analysis,show that for the Wein Bridge oscillator to oscillate,the voltage gain (Av) of the op amp must be set to 3 and the feedback ratio must be 1/Av.. Anyone, please help me!

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Explain digital circuits and the various components used in creating them?

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Define why r-c filters are suitable only for light loads?

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what is the difference between the analog and digital communication in modern world and which one is more efficient at present?

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what is the difference between electrical and electronics technicions and what they do/ and for what porpose?

19 Answers   HCL, IBM,

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what is leadership

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HI..!! I THINK THIS SITE IS AN EXCELLENT SOURCE FOR YOUNG ENGINEERS, I READ THE POSTS REGARDING DIFFERENT PLACEMENT PAPERS IT WAS INDEED HELPUFL...BUT FRM WHR CAN I GET THE WHOLE APTITUTE PAPER FOR REFERENCE??

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Explain how to convert design gray to binary code?

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Give an Example for negative feedback and positive feedback?

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what is the maximum carrier frequency in AM broadcast?

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