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Why vestigial sideband(VSB) is used in TV Signal Transmission?
What is the difference between Photodiode and Solar cell?
Asked by : aneesh | Answers : 1 | Votes : 2094 | On : 2013-08-10
What is the basic difference between p-n diode, zener diode and tunnel diode?
Asked by : thanseeq | Answers : 1 | Votes : 1427 | On : 2013-06-13
Why cannot we use LED's for rectification purpose?
Asked by : more | Answers : 1 | Votes : 1230 | On : 2013-08-10
Why the shape of OP-AMP is triangular not other shape?
Asked by : rajesh | Answers : 1 | Votes : 1201 | On : 2013-08-10
Define convolution and give its significance.
Asked by : king | Answers : 0 | Votes : 1181 | On : 2013-08-10
What type of Television Communication is used in India?
Asked by : rajesh | Answers : 1 | Votes : 1126 | On : 2013-08-10
What is the difference between TDMA and FDMA?
Asked by : more | Answers : 1 | Votes : 1068 | On : 2013-08-10
What is a transducer and transponder?
Asked by : rajesh | Answers : 1 | Votes : 1033 | On : 2013-08-10
what is mean by the name 'TRANSISTOR'?
Asked by : thanseeq | Answers : 1 | Votes : 1004 | On : 2013-06-13
How can we prove that radio waves are sine waves? What makes them sine?
Asked by : rajesh | Answers : 1 | Votes : 982 | On : 2013-08-10
Which alloy's are used for the manufacturing of resistors and why?
Asked by : thanseeq | Answers : 0 | Votes : 967 | On : 2013-06-13
what is meant by virtual ground in the op amp ?
Asked by : more | Answers : 1 | Votes : 924 | On : 2013-08-10
What is the significance of "4-20 mA" signal in hart protocol?
Asked by : more | Answers : 1 | Votes : 899 | On : 2013-08-10
Do we have any negative frequency?
Asked by : rajesh | Answers : 1 | Votes : 893 | On : 2013-08-10
Micromax Launches 32-Inch LED TV with the help of SNAPDEAL
Asked by : Bishnu A | Answers : 1 | Votes : 888 | On : 2013-07-13
what is 555 timer ?
Asked by : rajesh | Answers : 1 | Votes : 856 | On : 2013-08-10
How FSB affect the system performance?
Asked by : king | Answers : 3 | Votes : 842 | On : 2006-08-10
is the power consumption same for a fan running in full speed and reduced speed?
Asked by : king | Answers : 3 | Votes : 834 | On : 2004-01-11
What is modem?
