Electronics

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Q. What type of rectifier is commonly used in series-parallel circuits to convert AC to DC?
  • A. Half-wave rectifier
  • B. Full-wave rectifier
  • C. Bridge rectifier
  • D. All of the above
Q. What type of rectifier uses a thyristor?
  • A. Half-wave rectifier
  • B. Full-wave rectifier
  • C. Controlled rectifier
  • D. Bridge rectifier
Q. What type of rectifier uses both halves of the AC waveform?
  • A. Half-wave rectifier
  • B. Full-wave rectifier
  • C. Bridge rectifier
  • D. Zener rectifier
Q. What type of rectifier uses both positive and negative halves of the AC waveform?
  • A. Half-wave rectifier
  • B. Full-wave rectifier
  • C. Bridge rectifier
  • D. Zener rectifier
Q. When analyzing a parallel circuit with BJTs, the base current is:
  • A. Equal to the collector current
  • B. Dependent on the emitter current
  • C. Independent of the other branches
  • D. Always zero
Q. When analyzing small-signal models in parallel circuits, what is typically assumed about the components?
  • A. They are all linear
  • B. They are all non-linear
  • C. They have infinite resistance
  • D. They have zero capacitance
Q. Which component is commonly used to implement logic gates in a PLD?
  • A. Resistor
  • B. Capacitor
  • C. Transistor
  • D. Inductor
Q. Which component is commonly used to set the gain in a non-inverting op-amp configuration?
  • A. Resistor
  • B. Capacitor
  • C. Inductor
  • D. Diode
Q. Which component is commonly used to smooth out the output of a rectifier?
  • A. Resistor
  • B. Inductor
  • C. Capacitor
  • D. Diode
Q. Which component is essential for the operation of a Schmitt trigger?
  • A. Resistor
  • B. Capacitor
  • C. Diode
  • D. Op-amp
Q. Which component is used to control the flow of current in a circuit?
  • A. Resistor
  • B. Capacitor
  • C. Inductor
  • D. Transistor
Q. Which component is used to convert an analog signal to a digital signal?
  • A. Amplifier
  • B. ADC (Analog to Digital Converter)
  • C. DAC (Digital to Analog Converter)
  • D. Rectifier
Q. Which configuration of a BJT is commonly used for voltage amplification?
  • A. Common emitter
  • B. Common base
  • C. Common collector
  • D. Emitter follower
Q. Which configuration of a BJT provides the highest voltage gain?
  • A. Common emitter
  • B. Common base
  • C. Common collector
  • D. Emitter follower
Q. Which configuration of an op-amp can be used to integrate an input signal over time?
  • A. Inverting amplifier
  • B. Non-inverting amplifier
  • C. Integrator
  • D. Differential amplifier
Q. Which configuration of an OP-AMP is commonly used in series-parallel circuits for signal amplification?
  • A. Inverting configuration
  • B. Non-inverting configuration
  • C. Differential configuration
  • D. Voltage follower configuration
Q. Which configuration of an op-amp is used to create a precision rectifier?
  • A. Inverting amplifier
  • B. Non-inverting amplifier
  • C. Differential amplifier
  • D. Voltage follower
Q. Which configuration of an op-amp is used to perform integration of an input signal?
  • A. Inverting amplifier
  • B. Non-inverting amplifier
  • C. Differentiator
  • D. Integrator
Q. Which configuration of an operational amplifier provides the highest input impedance?
  • A. Inverting
  • B. Non-inverting
  • C. Voltage follower
  • D. Differential
Q. Which device is commonly used to convert AC to DC?
  • A. Transistor
  • B. Diode
  • C. Capacitor
  • D. Inductor
Q. Which flip-flop is known for its ability to store a single bit of data?
  • A. SR Flip-Flop
  • B. JK Flip-Flop
  • C. D Flip-Flop
  • D. T Flip-Flop
Q. Which logic gate is represented by a diode in series with a resistor?
  • A. AND gate
  • B. OR gate
  • C. NAND gate
  • D. NOR gate
Q. Which number system is primarily used in digital electronics?
  • A. Decimal
  • B. Binary
  • C. Octal
  • D. Hexadecimal
Q. Which of the following components is typically used to oppose changes in current?
  • A. Capacitor
  • B. Resistor
  • C. Inductor
  • D. Diode
Q. Which of the following configurations provides a voltage follower using an op-amp?
  • A. Inverting configuration
  • B. Non-inverting configuration
  • C. Differential configuration
  • D. Integrator configuration
Q. Which of the following configurations provides the highest input impedance?
  • A. Inverting configuration
  • B. Non-inverting configuration
  • C. Voltage follower
  • D. Differential amplifier
Q. Which of the following describes a FET?
  • A. It is a current-controlled device
  • B. It is a voltage-controlled device
  • C. It requires a gate current to operate
  • D. It has no gate terminal
Q. Which of the following describes the architecture of a typical FPGA?
  • A. Fixed logic gates only
  • B. Configurable logic blocks and interconnects
  • C. Analog components only
  • D. Discrete components only
Q. Which of the following describes the behavior of an inductor in a DC circuit after a long time?
  • A. It acts as a short circuit
  • B. It acts as an open circuit
  • C. It stores energy
  • D. It dissipates energy
Q. Which of the following describes the operation of a thyristor in the 'off' state?
  • A. It conducts current freely
  • B. It blocks current flow
  • C. It amplifies the input signal
  • D. It regulates voltage
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