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Interview Questions

Electrical Engineering Interview Questions Technical Reference Electrical Engineering Interview Questions 11 categories · 55 questions · concise expert answers Basic EE El. Machines Switchgear Power System Power Gen Transmission Distribution Industrial Circuits DC Machines AC Machines 01 Basic Electrical Engineering Q1 What is Ohm's Law and what are its limitations? + Ohm's Law states that the current through a conductor is directly proportional to the voltage across it and inversely proportional to its resistance: V = IR. It applies only to linear, bilateral, and time-invariant elements at constant temperature. Limitations include inapplicability to non-linear devices (diodes, transistors), unilateral elements, and electrolytes where resistance varies with temperature and concentration. ...

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Resume Builder 📄 Diploma Resume Builder ⚠️ To remove header & footer when printing: In the print dialog → More settings → set Margins to "None" and uncheck "Headers and footers" . Enter your details Full name Email Mobile Address Passport photo Career objective Diploma graduate seeking an entry-level position where I can apply my technical knowledge, problem-solving skills, and practical training to contribute to organizational growth while continuously enhancing my skills. Education — format: Degree, School/College, University/Board, Year, Percentage (one per line) SSC, School Name, Board Name, 2024, 80% Diploma in Electrical Engineering, College Name, MSBTE, 2027, 80% Internship / Training (press enter after each training) Projects — First line = Title, next 2–3 lines = description. Leave a blank line between projects. ...

What is Power Factor? Causes, Effects, and Methods of Improvement

  Introduction Welcome, future engineers! If you have ever looked at an electricity bill from an industrial unit or read the nameplate of a large motor, you have probably come across the term "Power Factor." It’s a crucial concept in electrical engineering that bridges your theory exams and real-world industrial practice. Understanding it not only helps you score marks but also saves lakhs of rupees in electricity costs. Let’s demystify this important topic together. What is Power Factor? Definition In the simplest terms,  Power Factor (PF)  is a measure of how effectively electrical power is being used. Think of it like this: When you buy a glass of cold drink, you pay for the full glass (what you get). But what if it’s half-filled with foam? You paid for the full volume, but you only get half the actual drink. Similarly, in an AC circuit, not all the power supplied by the electricity board (called Apparent Power) is converted into useful work (called Real Power)...