For the best experience, please use Google Chrome.
Setting up your app...
Tap below to open the full experience.
Draw a block diagram of thermal power plant.
With a neat diagram explain solar photovoltaic power plant. Answer : Diagram of solar photovoltaic power plant : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=4390643679587391452 Explanation: Solar power plant consists of following components: 1. ... 5. Step-up transformer: It step-up input voltage to utilization voltage e.g. 230V ...
AC Fundamentals (Chapter Contents) | Electrical Engineering
Loading products...
Draw the schematic arrangement for a gas power plant. Answer : Schematic arrangement for a gas power plant Simple Systems:- ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=2410677951309365900...
Define Computer Storage. | Electrical Engineering
Describe the main components and energy conversion stages of a thermal power plant.
Mesh analysis 11 | Electrical Engineering
Explain the choice of size and number of generator units in a power plant. Answer : --- ### The Fundamental Trade-Off At its core, the decision boils down to a trade-off between two main approaches: 1. **A Few Large Units:** This approach leverages **economies ... designed with multiple, fast-ramping units to complement the variability of wind and solar power on the grid....
Active Network | Network Analysis | Network Theory | Electric Circuits | ECI | ECN
Explain Squirrel Cage Induction Generator (SCIG) and also draw a diagram. Answer : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=15646281222121025403 Explanation (Operation):- In this system gearbox is used to increase the speed of high speed ... , variable voltage output of the generator into the fixed frequency, fixed voltage output required for grid....
DC motor brake test numerical | Electrical Engineering
With a neat diagram explain medium head hydro-electric power plants. Answer : ### **Medium-Head Hydro-Electric Power Plant** A medium-head hydro-electric power plant operates with a "head" (the vertical distance the water falls) typically ranging from **30 meters to 300 meters* ... **Tailrace:** The channel that carries water away from the powerhouse and back to the river....
Source transformation 14 | Electrical Engineering
List the types of turbine used in hydro power plant. Answer : The selection of a specific turbine for a hydropower plant depends primarily on two factors: * **Water Head:** The vertical distance the water falls from the reservoir to the turbine. * **Flow Rate:** ... | Very Low (2-20m)| High to Very High| Generator and turbine in a submerged pod. |...
The network shown below has a resonant frequency of 150 kHz and a bandwidth of 600 Hz. The 𝑄-factor
Compare the working principles of a hydroelectric power plant and a nuclear power plant.
Decimal to Hexadecimal Conversion Example | Electrical Engineering
Draw and explain fixed dome type biogas plant. Answer : **Fixed Dome Type Biogas Plant**, also commonly known as the **Janta model** (in India) or the **Chinese model**. ### Diagram of a Fixed Dome Biogas Plant This diagram shows a cross-section of the ... . | **Gas Storage is Limited:** The volume of the dome limits how much gas can be stored. |...
Nodal Analysis | Node Analysis Example | Electric Circuits and Networks | Electrical Engineering
Why concentrating collectors are used in solar power plant. Answer : Because of following advantages concentrating type collector are used in solar power plant: - 1. Temperature: Temperature obtained is high because absorber area is less and collector/reflector area is ... results: As tracking system is used better results are obtain than flat type collector. ...
2's Complement Subtraction | Electrical Engineering
Describe the term 'Nuclear shielding' in Nuclear Power Plant. Answer : --- ### **Nuclear Shielding in a Nuclear Power Plant** In a nuclear power plant, **Nuclear Shielding** refers to the use of specific materials and structures designed to absorb or block ... , making it possible to operate a nuclear reactor safely and protect workers and the public from harm....
How can we improve our creativity? | Electrical Engineering
With a neat diagram explain pelton wheel turbine. Answer : ### **Introduction** The **Pelton wheel** or **Pelton turbine** is a type of **impulse turbine** used in hydroelectric power plants. It is a tangential flow turbine, meaning ... hydroelectric power plants situated in mountainous regions where a large difference in water level (head) is available....
Basic Electrical MCQ | 10 | Electrical Engineering
What is the fundamental difference between Greenhouse Gases (GHGs) like carbon dioxide and Criteria Air Pollutants like sulfur dioxide, and why do they require different mitigation strategies even though they often come from the same source, such as a power plant? Answer : The fundamental difference lies in their **mechanism of harm** and the **scale of their impact**. Greenhouse gases cause a **global, long-term** problem by altering the Earth's ... compliance with local air quality laws but still be a significant environmental concern from a climate perspective....
Important Basic Concepts of Phasors | Electrical Engineering
Explain with the help of a circuit diagram, how the value of an unknown resistance can be determined using a Wheatstone bridge? Answer : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=407323477172242274 ### **Introduction** A Wheatstone bridge is an electrical circuit used for the precise measurement of an ... (R₃) at the balance point has been recorded, the unknown resistance Rₓ can be calculated precisely....
Electrical Engineering Facts 26
With suitable circuit diagram, show how emfs of 2 cells can be compared using a potentiometer? Answer : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=16022041933233000659 ### **Principle of a Potentiometer** A potentiometer works on the principle that the potential drop ... -section. 4. The current in the primary circuit should be kept constant throughout the experiment....
Draw - (i) Practical voltage source (ii) Ideal current source | Electrical Engineering
Draw the graph showing the variation of conductivity with temperature for a metallic conductor? Answer : The conductivity for a metallic conductor decreases with the increase in temperature. ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=10491891827766109637 ### Explanation: The Physics Behind the Graph To understand this ... | **Low** |...
Thevenin’s Theorem Solved Example Problem | Electrical Engineering
What is a meaning of load duration curve. Answer : ### What is a Load Duration Curve? A **Load Duration Curve (LDC)** is a graph used in electrical power engineering to illustrate the relationship between power demand (load) and the amount ... operating a power grid. [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=787797341119232221...
Explain buck boost converter | Electrical Engineering
What is the role of a FACTS device like a STATCOM in a power transmission system?
Source Transformation | Transform voltage source into an equivalent current source.
Describe the function of an inverter in a power electronics system.
Impedance Admittance Phasors Frequency Domain Solved Example Problem | Electrical Engineering
What is the purpose of a substation in an electrical power grid?
Permanent Magnet Moving Coil (PMMC) Meter Explained | Electrical Engineering
What is the function of a rectifier in a power supply?
MCQ on Single Phase Induction Motors | Electrical Engineering
Draw circuit diagram for one lamp controlled with one switch. Answer : Answer : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=5451139298613837756...
MCQ on Faraday's laws of electromagnetic induction | Electrical Engineering
Compare base load plant with peak load plant. Answer : ### Core Concept: The Electricity Demand Curve To understand the difference, you first need to visualize how we use electricity. Our demand for power is not constant; it fluctuates throughout ... to create a reliable and economically viable power grid that can meet our fluctuating energy needs....
Transformer Explained with Practical | Electrical Engineering
Explain the electrical and thermal properties of transformer oil those make it suitable as an electrical insulating medium. Answer : ### Introduction: The Dual Role of Transformer Oil Transformer oil, also known as insulating oil, is a highly refined oil that is stable at high temperatures and has excellent ... characteristics are maintained by robust thermal properties over the entire operating life of the transformer....
AC Generator | Electrical Engineering
Compare the electrical, mechanical and thermal properties of : i) asbestos (ii) mica (iii) porcelain as an insulating material Answer : ### Classification of Wiring Electrical wiring can be classified based on several criteria, but for installation purposes, it is most commonly classified by the **method of installation and ... is essential for managing the complex electrical needs of kitchens, laundries, and HVAC systems....
Operational Amplifiers 4 | Electrical Engineering
Draw the truth table for a 2-input NAND gate.
What is Periodic Time? A Simple Explanation of Wave Cycles
Give the justification with diagram — "Earthing saves human life during Electrical faults". State adverse effect of improper earthing system. Answer : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=14708590942510254801 Justification of "Earthing saves human life during Electrical faults": As per the above figure ... earthing may cause burns from arcing Tools plugged into improper earthing circuit may become energized. ...
Norton Equivalent #445 | Electrical Engineering
State significance of earthing. Draw and explain pipe earthing. State the values of earth resistances for : (i) Substation (ii) Residential wiring (iii) H.T. Line (iv) L.T. Line Answer : ### 1. Significance of Earthing Earthing (or grounding) is a fundamental safety measure in any electrical installation. Its primary significance is to protect people, equipment, and property from ... to consumers. [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=3390146307772186646...
In the circuit shown below, the maximum power transferred to the resistor R is ______W.
Draw and explain the use of : (i) Combination plier (ii) Tester (iii) Wire Striper (iv) Hammer Answer : Cutter cum Insulation Remover : ![][1] [1]: https://electrical-engineering.app/?qa=blob&qa_blobid=7558183951160707100...
Electric current | Electrical Engineering
Draw the symbol of (i) PN junction diode (ii) Zener diode. Answer : ### (i) PN Junction Diode The symbol for a standard PN junction diode consists of a triangle pointing towards a bar. The triangle represents the **Anode (A)** and the ... .app/?qa=blob&qa_blobid=15767368111367211109 [2]: https://electrical-engineering.app/?qa=blob&qa_blobid=16492801014611698669...
State which sinusoid is leading. | Electrical Engineering
How does a wind turbine convert kinetic energy from the wind into electrical energy?
Eddy current | Electrical Engineering
Give the four advantages of vertical axis wind mills. Answer : While less common than their horizontal-axis counterparts, Vertical Axis Wind Turbines (VAWTs) offer four distinct advantages, particularly in specific environments. Here are the four main advantages of vertical axis ... of the next. This allows for a much higher power output per unit of land....
Diode #electricalengineering #diode #electronics #electronicsengineering
Explain the concept of following terms : (i) Connected load (ii) Maximum demand Answer : --- ### (i) Connected Load #### Definition **Connected Load** is the sum of the power ratings (in Watts or Kilowatts) of all electrical appliances and equipment installed in a consumer's ... infrastructure (wires, breakers). | **Billing & Grid Management** (demand charges, capacity planning). |...
What is a Resistor? | Ohm's Law, Series & Parallel Circuits, and Applications | Basic Electrical
What is the difference between electrical Power (kW) and electrical Energy (kWh), and why do industrial consumers get penalized for having a low Power Factor even if their energy consumption remains the same? Answer : This question touches on the fundamental economic and technical aspects of utilizing electrical energy. The answer lies in understanding what you are billed for versus what the utility company must actually ... strain on the grid, minimizes energy losses, and frees up capacity for other customers....
Impedance Parameters of Two Port Network Solved Example | Z Parameter Example | Electric Circuits
What is the main difference between a rectifier and an inverter in power electronics? Answer : A rectifier converts AC (Alternating Current) → DC (Direct Current). It is used in power supplies, battery charging, and DC motor drives. Example: diode bridge rectifier. An inverter converts DC ... , wind), UPS systems, and variable-frequency drives. Example: PWM (Pulse Width Modulated) inverter....
1.24 Self induced emf | Electrical Engineering
What are the main advantages and disadvantages of solar power generation?
Electrical Engineering | Electrical Machine | DC motor | MCQ | Electrical Engineering
What are the fundamental limitations of traditional "hard-switched" PWM converters, and how do resonant or "soft-switching" techniques like Zero Voltage Switching (ZVS) and Zero Current Switching (ZCS) overcome these limitations to achieve higher efficiency and power density? Answer : This question addresses the critical challenge of **switching loss**, the primary barrier to increasing the operating frequency, and therefore the power density, of modern power converters. ** ... state-of-the-art applications like server power supplies, EV chargers, and renewable energy inverters....
AC Circuit Nodal Analysis with Dependent Source Sinusoidal Steady State Analysis | Network Analysis
What is the function of a capacitor in an electronic circuit? Answer : To store electric energy when the circuit is closed and release the energy when circuit is opened ...
PN Junction Diode | Intrinsic semiconductor | Extrinsic semiconductor | Diode
Define the transfer function of a linear time-invariant (LTI) system.
Ohmmeter #ohmslaw
How does a smart grid differ from a traditional electrical grid in terms of communication and control?
Maximum Power Transfer Theorem | Electric Circuits | Practice Problem 4.13 | Electrical Engineering
What are the main components of a battery electric vehicle (BEV) powertrain?
AC circuit Nodal Analysis | Sinusoidal Steady State Analysis | Electrical Engineering
Compare and contrast the operational characteristics of a MOSFET and an IGBT.
State principle of operation of DC generator. | Electrical Engineering
How would you use MATLAB to solve a system of linear equations?
Explain the basic components and architecture of a SCADA system.
Capacitor | Electrical Engineering
What is the primary function of a circuit breaker in an electrical system? Answer : It Cuts the power off in any fault in the circuit such as overloading to protect appliances....
What is fuse ? | Electrical Engineering
What is the function of the Arithmetic Logic Unit (ALU) in a microprocessor?
Electrical Engineering | Electrical Machine | Transformer | MCQ 5 | Electrical Engineering
Explain the principle of operation of a DC motor.
Problem on force 3 | Electrical and Electronics Engineering | Electrical Engineering
Describe the working principle of a permanent magnet moving-coil (PMMC) instrument.
Hindi : Z parameters | impedance parameters | Equivalent circuit for Z-parameters
Explain Newton's second law of motion and provide a real-world example.
RLC series circuit | CIRCUIT WITH RESISTANCE, INDUCTANCE AND CAPACITANCE IN SERIES
Explain the concept of inheritance in C++ with a simple example.
Single Phase Series AC Circuit Example | Electrical Engineering
279 questions
206 answers
60.4k users