As electromagnetic waves travel in space only one can happen absorption attenuation reflection refraction

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Define input offset current.

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i want RRB chennai section engineer model papers &previous years papers including GK, ARITHEMETIC, REASONING, GENERAL ENGLISH IN THE YEAR 2005,2006,2007, 2008.

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what is Active device and Passive device?

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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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If input frequency is exceed the slew rate the output will be a. Distorted b. No Output c. Not distorted d. Amplified

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i will be attending the HAL MANAGEMENT TRAINEE(TECHNICAL ) exam ,please i want previous years question papers of HAL in e&c.

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What is memristor? What is its advantage?

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what is the voltage level of noise signal?

1 Answers   Samsung,

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what is the different between opamp,comparator and amplifier?

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I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

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who are the good electronic and communication engineer and what they should know

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