Define what do you mean by drift velocity and mobility of a free electron?

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what is the source of time varying magnetic field?

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What are laser diodes?

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How do the transition region width and contact potential across a p-n junction vary with the applied bias voltage?

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What is voltage commutation?

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what are the need of satellites in telecommunication. if satellite no means how can we communicate with others?

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What is the type of signaling used between two exchanges? a) inband b) common channel signaling c) any of the above d) none of the above.

2 Answers   BSNL,

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21. Which of these schemes introduces a minimum delay? A.FIFO b.round robin c.priority d.

2 Answers   Bosch,

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How many states does signal has?

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In the OTA, the transconductance is controlled by A The ac supply voltage B A bias current C The input signal voltage D The manufacturing process

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The potential energy of a charged conductor is

0 Answers   HP,

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Can any one please send me the hpcl question papers or pattern for ece branch please mail to sweetyastweety@gmail.com

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