Analog Electronics When were the first solid state devices manufactured ? 1970 1940 1950 1960 1970 1940 1950 1960 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The load voltage is approximately constant when a zener diode is forward biased. unbiased. operating in breakdown region. reverse biased. forward biased. unbiased. operating in breakdown region. reverse biased. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which material behave like perfect insulators at low temperatures & conductor at higher temperature ? Ge Si GaAs All the above Ge Si GaAs All the above ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Why holes are not created in a metal ? The conduction band and valance band are overlapped The forbidden band is missing None of these Both 1 & 2 The conduction band and valance band are overlapped The forbidden band is missing None of these Both 1 & 2 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics If the emitter resistance increases, the collector voltage stays the same. decreases. breaks down the transistor. increases. stays the same. decreases. breaks down the transistor. increases. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A zener diode voltage regulator has load requirement of 12 V and 2 Amp. The zener diode's minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is maximum efficiency of circuit? 66.3 %. 45.5 %. 52.8 %. 34.3 %. 66.3 %. 45.5 %. 52.8 %. 34.3 %. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS