Analog Electronics Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250, are cascaded. The open circuit voltage gain of combined amplifier is 102dB 98dB 49dB 51dB 102dB 98dB 49dB 51dB ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A semiconductor material is formed by None of these Electrovalent bonds Metallic bonds Covalent bonds None of these Electrovalent bonds Metallic bonds Covalent bonds ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What will happen if doping of an intrinsic semiconductor with pentavalent impurity atom ? None of these Fermi level not change Fermi level raises Fermi level fall None of these Fermi level not change Fermi level raises Fermi level fall ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics N-type extrinsic semiconductor is obtained by adding All of these tetravalent impurity pentavalent impurity trivalent impurity All of these tetravalent impurity pentavalent impurity trivalent impurity ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What does MOS stand for? Metal - oxide silicon. Metal - oxide semiconductor. None of them. Metal - on silicon. Metal - oxide silicon. Metal - oxide semiconductor. None of them. Metal - on silicon. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The current gain of a pnp transistor is the negative of the npn current gain. near zero. the collector current divided by the emitter current. the ratio of collector current to emitter current. the negative of the npn current gain. near zero. the collector current divided by the emitter current. the ratio of collector current to emitter current. ANSWER DOWNLOAD EXAMIANS APP
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