This category focuses on multiple choice questions (MCQs) related to various engineering disciplines commonly tested in Pakistan’s engineering entrance exams, licensing exams, and professional development programs . The questions cover a wide range of engineering subjects , potentially including but not limited to: civil engineering, mechanical engineering, electrical engineering, computer engineering and software engineering . This section offers valuable practice materials for engineering students preparing for competitive entrance exams to engineering schools , engineers preparing for professional licensing examinations , and practicing engineers seeking to enhance their knowledge and skills through
Describe the operation of a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor). |.
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A. Current-controlled deviceB. Voltage-controlled deviceC. High-power bipolar transistorD. Low-frequency amplifier
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Explain the concept of a logic gate in digital electronics.
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A. Analog signal processing elementB. Digital signal storage deviceC. Fundamental building block for digital circuitsD. Power supply regulator
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What is Nyquist’s theorem in signal processing? | signal sampled.
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A. Describes signal attenuationB. Defines signal amplificationC. Defines minimum sampling rateD. Describes signal filtering techniques
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What is the function of a flyback diode in a.
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A. Amplify the currentB. Reduce the inductanceC. Protect switching devices from voltage spikesD. Increase the switching speed
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Explain the concept of Bode plots in control systems. |.
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A. Time-domain representation of system responseB. Graphical representation of system's time constantC. Graphical representation of system's frequency responseD. Mathematical model of system's behavior
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How does a common-emitter amplifier configuration work? | emitter amplifier.
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A. Input at collector, output at baseB. Input at emitter, output at baseC. Input at base, output at collectorD. Input at base, output at ...
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What is the difference between a half-wave rectifier and a.
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A. Both produce the same DC outputB. Half-wave uses one diode, full-wave uses two or fourC. Full-wave is simpler to implementD. Half-wave is more ...
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Explain the function of an integrator circuit using an operational.
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A. Amplifies the input signalB. Differentiates the input signalC. Integrates the input signalD. Filters high-frequency noise
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What is the purpose of a Zener diode in a.
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A. Amplify signalsB. Rectify AC voltageC. Regulate voltageD. Oscillate at a specific frequency
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Describe the operation of a Junction Field-Effect Transistor (JFET). |.
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A. Current-controlled deviceB. Voltage-controlled deviceC. Current-controlled, high-gain deviceD. Voltage-controlled, low-gain device
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