# Physics & Electronics > Basics for Engineering ## Posts - [Vectors on Board - Original Physics Problem](https://physicsandelectronics.com/vectors-on-board-original-physics-problem/): This physics problem focuses on the concept of vectors. This is an original problem designed specifically to bring the physics and chess communities together. - [LED Arrow Indicator Circuit Using Arduino - Project Guide](https://physicsandelectronics.com/led-arrow-indicator-circuit-arduino-project/): Arrow Indicator Circuit - Interesting Arduino Project for Complete Beginners to start. The Article helps to understand the interfacing of Arduino with basic components like push buttons and LEDs - [How to Interface an RGB LED with Arduino - Tutorial](https://physicsandelectronics.com/how-to-interface-rgb-led-with-arduino/): We have already learnt about single colour LEDs. But how about a single LED which can project different colours. Let's learn how to use this RGB LED in our project - [How to Build Your First RC Airplane | Part 6: Choosing Correct ESC (Electronic Speed Controller)](https://physicsandelectronics.com/how-to-calculate-rating-for-electronic-speed-controller/): We will be learning about the Electronic speed controller (ESC) and also we will be looking at making circuit connections in our RC plane - [How to Build Your First RC Airplane | Part 5: Choosing Correct LiPo Battery](https://physicsandelectronics.com/how-to-choose-the-correct-lipo-battery/): We discuss about the procedure to select the correct LiPo battery for our RC Airplane model. The combo of theory + example makes it easier for reader to understand. Enjoy Learning !! - [How to Build Your First RC Airplane | Part 4: Choosing Correct Motor & Propeller](https://physicsandelectronics.com/motor-propeller-selection-for-rc-airplane/): Learn about the crucial part about the motor + propeller selection. With Theory, an example has been attached for clarity as well. Enjoy learning !! - [How to Build Your First RC Airplane | Part 3: Deciding Dimensions](https://physicsandelectronics.com/how-to-decide-dimensions-of-an-rc-airplane/): RC Airplane Series-3: In this article, we learn how to tackle the task of designing the airplane for Beginners. The article covers the methodology required to properly add dimensions to each component for your RC Airplane - [How to Build Your First RC Airplane | Part 2: Control Surfaces - Working Explained](https://physicsandelectronics.com/aircraft-control-surfaces-working-principle/): Get the insight about How exactly the Control Surfaces operate and help in controlling the Aircraft. Understand the related working principles of Physics - [How to Build Your First RC Airplane | Part 1: Understanding Terminologies](https://physicsandelectronics.com/terminologies-for-building-an-rc-airplane/): Learn about the terminologies involved in building an RC airplane. You need to understand these to get the most out of this RC airplane series - [Pulley Block Problems | Trick & Step-by-Step Solutions](https://physicsandelectronics.com/pulley-block-problems-trick/): Through this article, We try to simplify the procedure of solving the string-pulley constraint relations with the help of a trick. This will help you a lot in your JEE Prep - [Cathode Ray Deflection Experiment - Calculating e/m Ratio](https://physicsandelectronics.com/cathode-ray-deflection-experiment-em-ratio/): The charge-to-mass or e/m ratio is an extremely important factor to consider when it comes to Modern Physics. The experiment itself is more of a good JEE level problem to solve - [Understanding Projectile Motion with Derivations](https://physicsandelectronics.com/understanding-projectile-motion-with-derivations/): Projectile Motion is one of the most common concepts we encounter in our daily lives. Studying it becomes important because the ‘understanding’ (not mugging up formulae) that we take here comes in handy while analyzing complex concepts and experiments. “Formulae give you Marks, but derivations give you understanding! In this article, we will be talking about the parameters and the derived equations that are required to analyze a projectile motion. The most common use case with which many of us will be familiar is the values shown on the screen by cricket broadcasters when a batsman hits the ball for a ... Read more - [Conversion of Galvanometer to Ammeter & Voltmeter](https://physicsandelectronics.com/conversion-of-galvanometer-to-ammeter-voltmeter/): Learn about Electrical Instruments and the conversion of Galvanometer to Ammeter and Voltmeter. This topic is also important from your exam point of view - [Low Pass Filter & High Pass Filter Circuits](https://physicsandelectronics.com/low-pass-filter-high-pass-filter-circuits/): Learn the basics of Low Pass Filter and High Pass Filter Circuits. Filter Circuits are one of the applications of the RC (resistor-capacitance) combinations. - [RC Circuit Fundamentals: Time Constant, Charging, and Discharging Explained](https://physicsandelectronics.com/rc-circuit-fundamentals-time-constant-charging-discharging/): Know the basics of RC circuits. Learn how resistors and capacitors work together in electrical circuit. Whether you're new to electronics or looking to expand your knowledge, our article breaks down RC circuits into simple terms for everyone to understand. - [Kirchhoff’s Laws: How to Analyze Circuits (with Examples)](https://physicsandelectronics.com/kirchhoffs-laws-how-to-analyze-circuits/): Learn about the Kirchhoff's laws (KCL and KVL). The process is simplified to make it easier for you to solve the problems. Also, the Kirchhoff's Laws are great medium to start circuit analysis.... - [Part 2 - Dielectrics in Capacitors, Equivalent Capacitance Explained](https://physicsandelectronics.com/dielectrics-in-capacitors-equivalent-capacitance/): Now that We have learnt the basic use and operations of capacitor, it's time to dive deeper into the numerical part of this component, study about dielectrics and also learn about combining the capacitors with each other !! - [Part 1 - Capacitors Explained with Analogies | Charging & Discharging](https://physicsandelectronics.com/what-is-a-capacitor-charging-discharging/): After Resistors, it's time to look into the second most commonly used component in circuits i.e. Capacitors. We learn about What it is exactly, where are they used, etc. - [Part 3 - How to Solve Resistor Networks - Methods & Examples](https://physicsandelectronics.com/how-to-solve-resistor-networks-solved-examples/): Solving resistor networks is a very important skill in real-life applications. Its use is not only about electronics but also in thermal management systems. In this article, we will learn several methods to tackle complex resistor networks - [Part 2 - Color Coding & Combining Resistors: Series-Parallel Combinations](https://physicsandelectronics.com/combining-resistors-series-parallel-equivalent-resistance/): In this article, we learn about finding the equivalent resistance across given points. This includes various useful methods & techniques to solve equivalent resistance circuits like symmetry, voltage method, etc. - [Part 1- What Is a Resistor & How to Use It in Circuits](https://physicsandelectronics.com/what-is-a-resistor-how-to-use-it-in-circuits/): Learn about one of the most basic components yet one of the most important components in any electric circuit, i.e., the resistor. What do they actually do and how to use them, this is what we will exactly try to answer. ## Pages - [Cookie Policy](https://physicsandelectronics.com/cookie-policy/): Effective Date: June 21, 2026 This Cookie Policy explains how Physics and Electronics (“we”, “us”, and “our”) uses cookies and similar technologies to recognize you when you visit our website at https://physicsandelectronics.com (“Website”). It explains what these technologies are and why we use them, as well as your rights to control our use of them. 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Arduino Based Projects - [Disclaimer](https://physicsandelectronics.com/disclaimer/): Effective Date: June 21, 2026 If you require any more information or have any questions about our site’s disclaimer, please feel free to contact us by email at connect@physicsandelectronics.com. 1. Educational and Informational Purpose Only The content provided on Physics and Electronics (accessible via www.physicsandelectronics.com) is for general educational, academic, and informational purposes only. While we strive to maintain accuracy in our physics derivations, theoretical explanations, and circuit diagrams, the information is provided on an “as is” and “as available” basis without any guarantees of completeness, accuracy, reliability, or timeliness. 2. Not Professional Engineering Advice The articles, tutorials, and project schematics ... Read more - [Terms of Use](https://physicsandelectronics.com/terms-of-use/): Effective Date: June 21, 2026 Welcome to Physics and Electronics! 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Read more - [About](https://physicsandelectronics.com/about/): Saurabh Salvi Bachelor of Technology (B.Tech) in Mechanical Engineering from Indian Institute of Information Technology, Design and Manufacturing, Kancheepuram (IIITDM Kancheepuram), also popularly known as IIIT Chennai. in Connect on LinkedIn LinkedIn Physics & Electronics is an educational platform focused on providing basic concepts required to strengthen your engineering base through intuitive explanations, electronics fundamentals, RC airplanes, and real-world applications of physics. Why I Started This? I know exactly what it feels like to stare at a complex circuit diagram or a physics derivation and feel completely stuck. But why does it happen? The root cause behind this is the BASICS, ... Read more - [Electronics](https://physicsandelectronics.com/electronics/): Electronics deals with the behavior and control of electric current in circuits and devices. This section contains articles that explain fundamental electronics concepts, components, and circuit principles in a simple and structured way, helping readers build a clear understanding of how electronic systems work in practice. Electronic Components & Devices - [Physics](https://physicsandelectronics.com/physics/): Find articles that break down important physics concepts and principles in a fun and easy-to-understand way. We cover topics like mechanics and other foundational ideas that will help you get a better grasp on how the world of physics works. Enjoy exploring and learning! - [Physics and Electronics | Basics for Engineering](https://physicsandelectronics.com/): Let’s simplify things! Understand concepts through intuitive explanations Interesting Reads Part 1 – Capacitors Explained with Analogies | Charging & Discharging Cathode Ray Deflection Experiment – Calculating e/m Ratio Vectors on Board – Original Physics Problem LED Arrow Indicator Circuit Using Arduino – Project Guide Choose Your Learning Path Physics Original Physics Problems to solve (JEE level) Applying concepts to real life (Applications) Simplifying complex and confusing concepts Tricks, Methods, Formula Sheets Quizzes and Assignment EXPLORE Electronics Mechatronics based Projects (UAVs design) Understand basic electronic components Arduino based projects (Code + Explanation) Build your own projects by understanding batteries, circuit design, ... Read more ## Optional - [Agent (MCP protocol)](websites-agents.hostinger.com/physicsandelectronics.com/mcp) [comment]: # (Generated by Hostinger Tools Plugin)