Analog Electronics When a junction diode is Reverse Biased then diode acts like ....................... An open switch Short switch None of these Close switch An open switch Short switch None of these Close switch ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Most of the electrons in the base of an NPN transistor do not recombine because they must flow through the base. flow out of the base. have a negative charge. have a long lifetime. must flow through the base. flow out of the base. have a negative charge. have a long lifetime. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Silicon and Germanium are ________ elements. trivalant tetravalant hexavalant pentavalant trivalant tetravalant hexavalant pentavalant ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When pn junction is reverse biased a small current flows through it because of minority carriers the witdh of depletion layer increases it offers a very high resistance All of these a small current flows through it because of minority carriers the witdh of depletion layer increases it offers a very high resistance All of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The Barkhausen criterion for an oscillator The phase of a feedback signal with respect to input should be 0° or 360° Loop gain should be less than unity Both A and C Loop gain should be unity The phase of a feedback signal with respect to input should be 0° or 360° Loop gain should be less than unity Both A and C Loop gain should be unity ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In all base driver amplifiers ac collector voltage is in phase with ac base voltage ac emitter voltage is 180° out of phase with ac base voltage None of these ac collector voltage is 180° out of phase with ac base voltage ac collector voltage is in phase with ac base voltage ac emitter voltage is 180° out of phase with ac base voltage None of these ac collector voltage is 180° out of phase with ac base voltage ANSWER DOWNLOAD EXAMIANS APP
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