Md Nazmul Islam

AC vs DC Electric Shock: Which is More Dangerous? Electric shocks can vary in intensity depending on the type of current—AC or DC—and several other factors. While some believe that DC current delivers a stronger shock because it is constant, studies reveal that alternating current (AC) can be far...

Auto Transformer differs slightly in structure compared to regular transformers. Understanding these differences is essential. In this article, we will explore the structure and working principle of an auto-transformer, along with its advantages and disadvantages. We all know more or less about transformers. However, structurally, an auto-transformer is a bit...

Short Circuit, Open Circuit, Closed Circuit are fundamental concepts in the study of electrical circuits. Understanding these terms is crucial for anyone learning about how electricity flows and behaves in different conditions. A circuit refers to a closed loop that allows electric current to travel. Without a complete and...

History of Electricity reveals that its discovery wasn't the work of a single individual. While the concept of electricity has been known for thousands of years, it took the combined efforts of many great minds to understand and harness it. In this article, we will explore the key pioneers...

In the world of electrical engineering, AC circuits play a crucial role in the transmission and distribution of electric power. Understanding the basic concepts like cycle, amplitude, frequency, phase, and other related terms is essential for anyone dealing with alternating current (AC). These concepts form the foundation of how...

An Electrical Isolator, also known as a disconnector, is a manual mechanical switch used to disconnect electrical equipment from the power system. Unlike circuit breakers, isolators operate under no-load conditions and do not have arc-extinguishing mechanisms. They are essential for safely disconnecting parts of an electrical system during maintenance...

An Astable Multivibrator Circuit is a fundamental electronic configuration that generates continuous square waves without external triggering. Using a 555 Timer IC, you can easily build this circuit to create a stable oscillation that finds applications in timers, pulse generators, and LED flashers. In this guide, we will explore...

A Monostable Multivibrator Circuit, using a 555 Timer IC, is a practical electronic project to generate precise single pulses in response to an external trigger. This circuit is commonly used for applications like timers, pulse generators, and debounce switches. The 555 Timer operates in monostable mode, where it produces...

Primary sources of electrical energy are the backbone of modern civilization, powering industries, homes, and essential services. These sources, ranging from conventional methods such as fossil fuels and hydropower to renewable options like solar and wind energy, play a crucial role in meeting the growing global demand for electricity....

Types of fuses are essential components in electrical systems, designed to protect circuits and connected loads from damage while ensuring safety. Fuse play a vital role in protecting electrical circuits and connected loads from damage and preventing potential hazards. Thomas Alva Edison first invented the fuse, but in modern...

Clipping and clamping circuits are essential topics in electronics, playing crucial roles in shaping and controlling signal waveforms. Clipping circuits modify the amplitude of a waveform by "clipping" parts of it, while clamping circuits fix the signal to a specific DC level without altering its shape. In this article,...

The sun provides us with both light and heat, essential for life on Earth. Beyond these basic benefits, solar energy can also be harnessed to generate electricity, thanks to solar cells. A solar cell, also known as a photovoltaic (PV) cell, converts sunlight directly into electrical energy. In this...