Analog Electronics An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is 1 V. 10 V. 2 micro V. 5 5 micro V. 1 V. 10 V. 2 micro V. 5 5 micro V. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Relaxation Voltage controlled oscillators are used to generate Triangular wave Sawtooth wave Sinusoidal wave Both B and C Triangular wave Sawtooth wave Sinusoidal wave Both B and C ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a properly biased NPN transistor most of the electrons from the emitter are stopped by the junction barrier. recombine with holes in the base . recombine in the emitter its self. pass through the base to the collector. are stopped by the junction barrier. recombine with holes in the base . recombine in the emitter its self. pass through the base to the collector. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The collector current is 1.5 mA. If the current gain is 50, the base current is 30 µA. 3 mA. 150 µA. 3 µA. 30 µA. 3 mA. 150 µA. 3 µA. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The current gain of a BJT is gm r0 gm / r0 gm /rπ gm rπ gm r0 gm / r0 gm /rπ gm rπ ANSWER DOWNLOAD EXAMIANS APP
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 51dB 49dB 102dB 98dB 51dB 49dB ANSWER DOWNLOAD EXAMIANS APP
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