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Question: What is the primary purpose of an operational amplifier (op-amp)?Options: To convert AC to..
Question: What is the typical input impedance of a FET compared to a BJT?Options: HigherLowerEqualVa..
Question: Which component is used to control the flow of current in a circuit?Options: ResistorCapac..
Question: In small-signal models, how is a capacitor represented?Options: As an open circuitAs a sho..
Question: Which of the following is a common application of capacitors in AC circuits?Options: Filte..
Question: What is the role of the base-emitter junction in a BJT?Options: To provide thermal stabili..
Question: What is the typical input impedance of a BJT in common-emitter configuration?Options: LowM..
Question: Which of the following is a characteristic of a BJT?Options: Voltage-controlled deviceCurr..
Question: In a differential amplifier configuration, what is the output voltage proportional to?Opti..
Question: In a basic summing amplifier configuration, what does the output voltage depend on?Options..
Question: What is the output voltage of a non-inverting op-amp with a gain of 10 and an input voltag..
Question: Which component is commonly used to set the gain in a non-inverting op-amp configuration?O..
Question: In a basic inverting op-amp configuration, what is the relationship between the input and ..
Question: What is the primary role of a rectifier in power supply circuits?Options: To increase volt..
Question: What is the function of an operational amplifier (op-amp) in arithmetic operations?Options..
Question: Which type of diode is specifically designed for high-frequency applications?Options: Zene..
Question: What is the main purpose of a digital-to-analog converter (DAC)?Options: To convert analog..
Question: What is the function of a rectifier in power supply circuits?Options: To increase voltageT..
Question: Which component is commonly used to smooth out the output of a rectifier?Options: Resistor..
Question: What happens to the voltage in an AC circuit over time?Options: It remains constantIt incr..
Question: What is the main advantage of using Alternating Current (AC) for power transmission?Option..
Question: What is the waveform shape of Alternating Current (AC)?Options: Square waveSine waveTriang..
Question: What is the primary role of a rectifier in an AC circuit?Options: To amplify the AC signal..
Question: What is the effect of increasing the frequency of an AC signal on a capacitor in a circuit..
Question: What is the purpose of an operational amplifier (op-amp) in AC circuits?Options: To conver..
Question: What is the typical configuration of a BJT used for switching applications?Options: Common..
Question: How many external interrupts does the 8051 support?Options: 1234Correct Answer: 2Solution:..
Question: Which port on the 8051 microcontroller is used for serial communication?Options: Port 0Por..
Question: What is the main advantage of using a parallel-in parallel-out shift register?Options: Fas..
Question: Which logic gate is commonly used in the design of shift registers?Options: AND gateOR gat..
