Switching Circuits Articles

Switching Circuits Articles: What is Switching Circuit? In practice, we often need making (switching on) and breaking (switching off) of an electrical circuit. It is also desirable and sometimes essential…

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Regulated and Switching Power Supplies Articles

Regulated and Switching Power Supplies Articles: Regulated and Unregulated Power Supply: Almost all electronic devices used in electronic circuits need a dc source of power to operate. The source of…

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Power Semiconductor Devices Interview Questions and Answers

Power Semiconductor Devices Interview Questions and Answers: 1. Give the broad classification of power semiconductor devices. Ans. Power semiconductor devices can be broadly classified into three categories viz. power diodes, thyristors…

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Power Converters Interview Questions and Answers

Power Converters Interview Questions and Answers: 1. What is freewheeling diode? Ans. Freewheeling diode is a bypass or commutating diode. It is connected across motor terminals to allow for dissipation of…

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What is a Power Converter?

What is a Power Converter? Solid-state power converter are employed for obtaining the appro¬≠priate form of electrical energy such as direct current or adjustable-frequency alternating current (required to operate most…

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Switched Reluctance Motor

Switched Reluctance Motor: The switched reluctance motor (SRM) has both salient pole stator and rotor, like variable stepper motor, but they are designed for different applications, and therefore, with different…

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