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Question: What is the main cause of energy losses in transformers?Options: Copper lossesIron lossesS..
Question: In a step-up transformer, the number of turns in the primary winding is:Options: Greater t..
Question: What is the primary role of capacitors in power systems?Options: To increase currentTo sto..
Question: Which of the following is NOT a type of transformer?Options: Step-up transformerStep-down ..
Question: What is the primary purpose of switchgear in power systems?Options: To generate electricit..
Question: In a three-phase power system, what is the phase difference between the phases?Options: 0 ..
Question: What is the function of a relay in power systems?Options: To measure voltageTo provide bac..
Question: Which component is primarily responsible for voltage regulation in a power distribution sy..
Question: What is the main purpose of a circuit breaker in a power system?Options: To increase volta..
Question: In load flow analysis, what does the term \'slack bus\' refer to?Options: A bus with zero ..
Question: Which of the following is a common method for protecting power systems from overload?Optio..
Question: What is the primary function of a transformer in a power system?Options: To convert AC to ..
Question: In the context of FETs, what does \'Vgs\' stand for?Options: Gate-source voltageDrain-sour..
Question: In semiconductor physics, what is a \'hole\'?Options: A negatively charged particleA posit..
Question: What is the depletion region in a diode?Options: The area where current flowsThe area with..
Question: In small-signal models, which parameter represents the transconductance of a FET?Options: ..
Question: What is the function of a rectifier?Options: To amplify AC signalsTo convert AC to DCTo fi..
Question: In an operational amplifier, what is the purpose of negative feedback?Options: To increase..
Question: Which type of transistor is a BJT?Options: UnipolarBipolarField-effectInsulated-gateCorrec..
Question: In a forward-biased diode, the majority carriers are:Options: Electrons in the n-type regi..
Question: What is the effect of temperature on the forward voltage drop of a diode?Options: It incre..
Question: What does the small-signal model of a diode help analyze?Options: High-frequency responseD..
Question: In a common-source FET configuration, what is the output taken from?Options: Source termin..
Question: What is the primary function of an operational amplifier?Options: To rectify AC signalsTo ..
Question: What is the main characteristic of a BJT in the active region?Options: It acts as a switch..
Question: What is the function of a diode bridge?Options: To amplify signalsTo convert AC to DCTo re..
Question: What is the purpose of a rectifier in a power supply?Options: To increase voltageTo conver..
Question: Which of the following is a characteristic of a FET?Options: Current-controlled deviceVolt..
Question: What is the primary application of an operational amplifier (op-amp) in circuits?Options: ..
Question: What is the main advantage of using a Schottky diode?Options: Higher reverse voltageLower ..
