Analog Electronics Avalanche breakdown in a diode occurs when forward electric current exceeds certain value. potential barrier is reduced to zero. reverse bias exceeds a certain value. None of these forward electric current exceeds certain value. potential barrier is reduced to zero. reverse bias exceeds a certain value. None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element 500 W. None of above. 1000 W. 100 W. 500 W. None of above. 1000 W. 100 W. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The voltage across the zener resistance is usually large. subtracted from the breakdown voltage. measured in volts. small. large. subtracted from the breakdown voltage. measured in volts. small. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The input voltage to an emitter follower is usually less than the generator voltage. equal to the generator voltage. equal to the supply voltage. greater than the generator voltage. less than the generator voltage. equal to the generator voltage. equal to the supply voltage. greater than the generator voltage. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a zener diode shunt voltage regulator, the diode regulates so long as it is kept in ______________________ condition. loaded. reverse. unloaded. forward. loaded. reverse. unloaded. forward. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Negative feedback in an amplifier Reduces gain Increase frequency &phase distortion Increases noise Reduces bandwidth Reduces gain Increase frequency &phase distortion Increases noise Reduces bandwidth ANSWER DOWNLOAD EXAMIANS APP
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