Analog Electronics Why holes are not created in a metal ? None of these Both 1 & 2 The forbidden band is missing The conduction band and valance band are overlapped None of these Both 1 & 2 The forbidden band is missing The conduction band and valance band are overlapped ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The collector current is 1.5 mA. If the current gain is 50, the base current is 3 µA. 150 µA. 30 µA. 3 mA. 3 µA. 150 µA. 30 µA. 3 mA. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The current gain of a BJT is gm rπ gm /rπ gm r0 gm / r0 gm rπ gm /rπ gm r0 gm / r0 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which material behave like perfect insulators at low temperatures & conductor at higher temperature ? Ge Si All the above GaAs Ge Si All the above GaAs ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In an E only MOSFET, drain electric current starts only when VGS (th) is positive. zero. negative. greater than VGS (th). positive. zero. negative. greater than VGS (th). ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a RC phase shift oscillator, the minimum number of R-C networks to be connected in cascade will be four. one. three. two. four. one. three. two. ANSWER DOWNLOAD EXAMIANS APP
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