Analog Electronics The Barkhausen criterion for an oscillator Both A and C The phase of a feedback signal with respect to input should be 0° or 360° Loop gain should be unity Loop gain should be less than unity Both A and C The phase of a feedback signal with respect to input should be 0° or 360° Loop gain should be unity Loop gain should be less than unity ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In the second approximation, the total voltage across the zener diode is the sum of the breakdown voltage and the voltage across the source. series resistor. zener diode. zener resistance. source. series resistor. zener diode. zener resistance. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A 741-type OP-amp has a gain-bandwidth product of 1MHz.A non-inverting amplifier using this opamp & having a voltage gain of 20db will exhibit -3db bandwidth of 1000/17 KHz 50 KHz 1000/7.07 KHz 100 KHz 1000/17 KHz 50 KHz 1000/7.07 KHz 100 KHz ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which oscillators are easy to fabricate in a monolithic IC? Relaxation oscillator. Hartley oscillator. Wien bridge oscillator. Crystal oscillator. Relaxation oscillator. Hartley oscillator. Wien bridge oscillator. Crystal oscillator. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A forward potential of 10 V is applied to a silicon diode. A resistance of 1KΩ is also in series with the diode. The electric current is 0.7 mA. 0. 9.3 mA. 10 mA. 0.7 mA. 0. 9.3 mA. 10 mA. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A schottky device is a Both B and C. Majority carrier device. Fast recovery device. Minority carrier device. Both B and C. Majority carrier device. Fast recovery device. Minority carrier device. ANSWER DOWNLOAD EXAMIANS APP
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