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 98dB 49dB 102dB 51dB 98dB 49dB 102dB 51dB ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What is true about the breakdown voltage in a zener diode? It decreases when electric current increases. It destroys the diode. It equals the electric current times the resistance. It is approximately constant. It decreases when electric current increases. It destroys the diode. It equals the electric current times the resistance. It is approximately constant. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A zener diode has a barrier potential of 1 V. is a battery. has a constant voltage in the breakdown region. is forward biased. has a barrier potential of 1 V. is a battery. has a constant voltage in the breakdown region. is forward biased. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The arrowhead on the transistor symbol points in the direction of minority carrier flow in the emitter region. electron flow in the emitter region. majority carrier flow in the emitter region. conventional electric current flow in the emitter region. minority carrier flow in the emitter region. electron flow in the emitter region. majority carrier flow in the emitter region. conventional electric current flow in the emitter region. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Base-10 system is also called as Binary system Decinary system Decimal system Tenth system Binary system Decinary system Decimal system Tenth system ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A dc power supply has no-load voltage of 30v,and a full-load voltage of 25v at full-load current of 1A.Its output resistance & load regulation ,respectively are 5 Ω & 16.7 % 25 Ω & 20 % 25 Ω & 16.7 % 5 Ω & 20 % 5 Ω & 16.7 % 25 Ω & 20 % 25 Ω & 16.7 % 5 Ω & 20 % ANSWER DOWNLOAD EXAMIANS APP