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
What is the purpose of a buck converter in a.
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A. To step up voltageB. To amplify signalsC. To regulate currentD. To step down voltage
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Explain the function of a transistor as a switch in.
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A. To amplify signalsB. To oscillate signalsC. To convert AC to DCD. To act as a switch
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How does a centrifugal pump operate to move fluids? |.
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A. By using a reciprocating pistonB. By creating a vacuumC. By using a screw mechanismD. By using centrifugal force
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What is the purpose of a rectifier in an electrical.
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A. To amplify electrical signalsB. To regulate voltageC. To convert AC to DCD. To filter out noise
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Explain the operation of a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor). |.
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A. It operates as a current controlled deviceB. It uses magnetic fields to control currentC. It uses an electric field to control currentD. It ...
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What is the purpose of a buck converter in a.
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Anonymous
A. To step up voltageB. To regulate currentC. To step down voltageD. To convert AC to DC
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Explain the operation of a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) |.
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A. It operates similarly to a bipolar junction transistor.B. It controls current flow using a magnetic field.C. It controls current flow using an electric field induced by a ...
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What is the purpose of a flyback diode in a.
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A. To increase the current flowB. To protect the switching device from voltage spikesC. To regulate the voltageD. To amplify the signal
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Describe the operation of a Junction Field-Effect Transistor (JFET). |.
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A. It operates as a current-controlled deviceB. It controls current flow using a magnetic fieldC. It controls current flow using an electric fieldD. It ...
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Describe the function of a differential in a rear-wheel-drive vehicle.
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A. To increase engine torqueB. To change the gear ratioC. To allow wheels to rotate at different speeds during turnsD. To regulate engine temperature