The “Open Quiz – Module 4 (B2 EASA | Sections 4.2 & 4.3) – 12 January, 2025” was crafted using the latest ChatGPT-4o engine from OpenAI. Designed to align seamlessly with the EASA Part-66 B2 syllabus, this quiz focuses on Sections 4.2 and 4.3, ensuring comprehensive coverage of avionics systems and electronic components.
Featuring 80 carefully structured multiple-choice questions (MCQs), this quiz strikes a perfect balance between theoretical understanding and practical application. Leveraging the enhanced capabilities of ChatGPT-4o, each question is intelligently designed with medium difficulty to challenge learners while reinforcing core concepts essential for future aircraft maintenance engineers.
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Earned Point(s): 0 of 0, (0) What is the barrier potential of a Silicon diode? In forward bias, which direction do electrons move in a diode? What happens to the leakage current in a Germanium diode for every 10°C increase in temperature? Which material is preferred for high-temperature diode applications? What is the typical threshold voltage for a Silicon diode to conduct? What is the primary function of a Zener diode? Which diode has a metal-semiconductor junction? What is the reverse recovery time in diodes measured in? What is the maximum forward voltage drop for a Schottky diode? What is the main difference between a photodiode and an LED? What defines the breakdown voltage of a diode? How does avalanche breakdown occur in a diode? What happens when a diode is reverse biased? Which diode is most suitable for high-frequency switching applications? What is the Peak Inverse Voltage (PIV) of a diode? In a PN junction, what creates the depletion layer? Which component is essential for limiting current through an LED? What is the function of a Thyristor? Which component is used in voltage rectifiers? What does a Varactor diode control? Which diode is used in reverse bias for voltage regulation? What is the function of the gate in a Thyristor? What is the doubling rate of leakage current in Silicon diodes with temperature rise? What defines the Avalanche Breakdown in a diode? Which diode is used in AC to DC conversion? Which diode has a lower forward voltage drop compared to others? What is the barrier potential of a Germanium diode? Which diode is used in tuning radio frequencies? How does a diode act in a series configuration? What happens to the depletion layer in reverse bias? Which diode can handle high surge currents? What happens to a diode’s leakage current as temperature increases? Which component limits the voltage in a circuit? How is a photodiode biased for operation? What is the forward voltage of a Germanium diode? Which diode has the fastest switching capability? What is the primary function of a limiter circuit? What is the role of a clamping circuit? Which diode has a depletion layer that varies with voltage? What is the typical power usage of an LED? What is the primary function of the emitter in a BJT? In a BJT, why is the base region very thin? What is the majority carrier in an NPN transistor? Which effect causes hFE to increase with VCE in a BJT? What is the phase shift in a common-emitter amplifier? Which configuration offers the highest voltage gain in BJTs? Which biasing technique provides the best stability against β changes? What is the typical doping level of the collector region in a BJT? What determines the conduction type of a MOSFET? Which transistor configuration has the lowest input impedance? Which region does a transistor operate in as an amplifier? What causes thermal runaway in BJTs? In a PNP transistor, which is the majority carrier? Which transistor type is used in high-frequency applications? What is the unit of transistor current gain (β)? In a JFET, which terminal controls the flow of current? Which transistor is commonly used in digital ICs? Which amplifier class is the most efficient? What is the collector current in terms of β and base current? Which region causes amplification in a BJT? Which biasing technique minimizes thermal runaway? What is the role of the base resistor in transistor biasing? In a MOSFET, what insulates the gate from the channel? What does a push-pull amplifier reduce? Which amplifier class is most linear? Which amplifier configuration is used for impedance matching? What causes crossover distortion? Which device is best for voltage amplification? Which configuration gives no phase shift in output? Which transistor operates in the depletion and enhancement modes? What parameter measures transistor stability? What happens to β in Early Effect? Which amplifier class is ideal for RF amplification? Which FET has a high input impedance? In voltage divider bias, which resistor stabilizes the base voltage? What is the cut-off region in a transistor? Which factor improves amplifier gain bandwidth? What is the function of a multivibrator circuit? Which component prevents thermal runaway in a BJT? Which transistor is faster in switching? What is the primary function of the collector in a BJT? Which transistor configuration provides the highest voltage gain? In a BJT, which region is the thinnest and lightly doped? What causes the Early Effect in BJTs? Which amplifier class offers the highest efficiency? Which transistor biasing method provides the best thermal stability? In a MOSFET, which terminal controls the current flow? What is the conduction angle of a Class A amplifier? Which effect leads to thermal runaway in a transistor? In a BJT, which region dissipates the most heat? Which device is faster for switching applications? What is the main function of the emitter resistor in a BJT circuit? Which configuration provides impedance matching in BJTs? What is the primary carrier in a PNP transistor? Which configuration introduces a 180° phase shift in output? Which amplifier class eliminates crossover distortion? In an NPN transistor, electrons move from: Which configuration has the highest input impedance? What defines the current gain in a BJT? What is the main advantage of MOSFETs over BJTs? What determines the cut-off region in a transistor? Which amplifier is most efficient for RF applications? Which type of feedback improves amplifier bandwidth? Which transistor operates solely with majority carriers? In biasing, which method uses both emitter and base resistors? Which amplifier has the highest linearity? What is the main drawback of a Class B amplifier? What is the function of the gate in a MOSFET? Which transistor is used in power amplification? Which amplifier configuration is non-inverting? Which amplifier class is biased at the cutoff point? What prevents thermal runaway in transistors? What is the function of a coupling capacitor? What is the purpose of the base in a BJT? In an NPN transistor, the base-emitter junction is: Which device offers the fastest switching speed? Which amplifier configuration offers the lowest voltage gain? What is the relationship between IE, IB, and IC in a BJT? Which amplifier class has the lowest efficiency? Which amplifier configuration is best for general amplification?
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Author
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Omar Hayat Khan serves as the Director of NIVT (NASTP Institute of Vocational Training) at NASTP Alpha, Rawalpindi, Pakistan. He is dedicated to equipping individuals with the necessary skills and technical knowledge to thrive in the aviation industry. Through rigorous training programs and innovative teaching methods, he fosters a learning environment that promotes excellence and empowers students to reach their full potential.
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