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Describe the principle of step-up chopper. Derive an expression for the average output voltage in terms of input dc voltage & duty cycle?
1245What are the main components used for isolating the power circuits, power semiconductor from the low-power circuit?
1311Explain the working of current commutated chopper with aid of circuit diagram and necessary wave forms. Derive an expression for its output voltage?
1091Post New Electronics Communications Questions
Magnetostriction is a phenomenon whereby the magnetisation of a ferromagnetic material leads to a change in
how can power amp inc the power without inc the voltage or current values?
What are fet`s?
What is the conductivity of perfect dielectric?
Which device produces voltage variable capacitor?
What is meant by CDOT in relation to the Communication in BSNL? Explain the term CDOT.
What is motherboard in pc? And why it is called motherboard.
hello, i have applied for PO Post.i m so confuse about ques.which type of question u wil ak in interview. i m engg. in electronics & comm. plz tel me
Explain why is an excess-3 code is called an unweighted code?
What are the different operation regions of the thyristor (scr)?
what is ISDN 1:2or 1:8 ? what is bandwidth allocation? how to the design small network with 4 router?
What is the turn-off time for converter grade scrs and inverter grade scrs?
What is a stage?
What is cdma, tdma, fdma?
Loop check when we do ???before solo run test or dis two activities not related .plz explain me
