What do you understand by leds? How do they work?
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Frequency at which VOICE is sampled is? a) 4 KHz b) 8 KHz c) 16 KHz d) 64 KHz
Describe the various methods of thyristor turn on?
Explain the working of voltage commutated chopper with aid of circuit diagram and necessary waveforms. Derive an expression for its output voltage?
What is the significance of the arrow-head in the transistor symbol?
what is sdh?
what is the distance maintained between the power and data cables with respect to the KVA .... plss give me the formula
Explain the primary advantage of multiplexing?
1.Why we have to use inductor in circuits, what is their behavior? 2. Why we have to use capacitor in circuits, what is their behavior?
what is rectifier?
What is a p-n junction diode? State and explain some of its applications.
WHAT IS ELECTRONICS?
why the hysteresis is necessary?
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