what is the difference between pre-emphasis and modulation?
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What is the condition to be satisfied in the selection of l and c in a series inverter?
Explain how rectangular filter are practically made?
What is noise in modulation?
Why would the files on hard drive stores temporarily but not permanent?
i want exam information bhel, nal, hal, bel you have any idea or any question papers or placement papers please send soon
can any one send me previous ntpc exam papers at garima.12g@gmail.com?
why we can give omega symbolto resistor? is there any spesific reason?
What is handover and what are its types?
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We all know about DC concept,i.e +ve connected to +ve ,-ve connected to -ve. If landline phones lines are dc lines,then how it works even if the polarties are interchanged??
WHAR IS DIFFERENCE BETWEEN NMOS AND PMOS?
What is the different between analogue & digital communications system?
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