Advertisement
Engineering & Construction
Applied Electricity
Today's world is dominated by the use of electricity. Understanding the key elements of the field of electricity gives you a solid foundation and the ability to apply them properly to solve electrical faults and do safe installations. This free course provides you with up-to-date theories, elements, and analyses of electricity along with their application that will help you grasp all the essential concepts of this important technology.
read more
Applied Electricity
Enhance your knowledge of the key principles of electricity in this free online electrical engineering course.
Today's world is dominated by the use of electricity. Understanding the key elements of the field of electricity gives you a solid foundation and the ability to apply them properly to solve electrical faults and do safe installations. This free course provides you with up-to-date theories, elements, and analyses of electricity along with their application that will help you grasp all the essential concepts of this important technology.
A short ad will play before each lesson.
7 Lessons
Electricity and its Application
This module takes you through the key concepts and theories of electricity and its application. The learner will be discussing alternate current theories. A detailed analysis of various waveforms will be carried out. Explanation of different network elements, circuits, and three-phase systems will be a key part of the learners progress.
1.Learning Outcomes
Continue Learning
2.Alternate Current Theory
Continue Learning
3.Phasor Representation
Continue Learning
4.Network Elements
Continue Learning
5.Analysis of Circuits
Continue Learning
6.Three Phase Systems
Continue Learning
7.Lesson Summary
Continue Learning
1 Lessons
Course assessment
Related Articles
Duolingo’s Q4 2025: Record Revenue, Record Stock Drop, One Massive Buyback
TL;DR
Duolingo reported Q4 2025 revenue of $282.9 million (+35% YoY), closing its first billion-dollar year, breaking estimates again.
The stock dropped 22.5% anyway. Again.
The company plans to slow down monetization to grow to 100 million DAUs until 2028, by focusing on teaching quality, giving more to free users, and growing non-language courses.
Duolingo’s Q4 2025 results confirmed something we highlighted in its 2025 review: growth is slowing.
The company crossed a billion dollars in r
12 Best Data Structures & Algorithms Courses for 2025
Looking for the best course to learn data structures and algorithms? I’ve compiled the best DSA courses to become a better coder or prepare for interviews.
Coursera Announces Layoffs, Stock Plunges Despite $100M Milestone
Two years after its first major layoff round, Coursera announces another, impacting 10% of its workforce.
Layoffs Hit Udemy: 20% Out as Some Jobs Move Overseas
Udemy lays off 280 staff, representing 20% of its workforce, with plans to relocate half of the affected positions to lower-cost locations.
How GenAI Costs Sank Duolingo’s Stock 20% (A Non-AI Generated Analysis)
A human analysis of financial documents reveals what AI content farms missed: Duolingo’s GenAI features are undermining its own profit margins.
Coursera Q4 2025: 197M Learners, ~$197M Revenue, ~$27M in Losses
On Feb 5, 2026, Coursera released its Q4 2025 results. It was the first report since announcing the Udemy merger, which Dhawal Shah, Class Central founder, recently analyzed (in 5000+ words!).
Coursera’s stock barely moved after the announcement and is currently at ~$6, down 87% from its opening day price in 2021. Here’s a quick review of its last 2025 quarter.
More Users, Struggling Segments
Coursera’s Q4 revenue was ~$197M, up 10% YoY, but growth has been flat since Q2.
Consumer revenue saw
Recommended Related Courses
diplomasNew
ISO/IEC 17025:2017 - Laboratory Management Systems
Engineering & Construction
diplomasNew
Pest Control and Management
Engineering & Construction
diplomasNew
Site Management Safety Training Scheme (SMSTS)
Engineering & Construction
