Describe the principle of step-up chopper. Derive an expression for the average output voltage in terms of input dc voltage & duty cycle?
1104What are the main components used for isolating the power circuits, power semiconductor from the low-power circuit?
1200Explain the working of current commutated chopper with aid of circuit diagram and necessary wave forms. Derive an expression for its output voltage?
986Post New Electronics Communications Questions
What is the state if the RED LED is glowing on DVxx card What is the state if the YELLOW LED is glowing on DVxx card What is the state if the GREEN LED is glowing on DVxx card Which frequency band DVDC is used Which frequency band DVGA is used
What is the difference between on-off control and phase control?
Indicate the various quantities that can be measured with a multimeter.
Explain rf?
How many 2-way Combiner use in 4+4+4.
What is snubber circuit?
Explain the difference between plc and dcs control system?
What is a low-pass filter?
differnce between ups and inverters. Series and parallel batteries connections of ups.
What are the applications of fm transceiver.
Where the two port networks is used ?
What are the advantages of using c band for satellite communication?
What are the advantages of sequence control of ac voltage regulators?
WAP to print a given number [0-1000] in words. For example, 123 as One Hundred and Twenty Three
What are rlc circuits?