Pi has been known for almost 4000 years—but even if we calculated the number of seconds in those 4000 years and calculated pi to that number of places, we would still only be approximating its actual value. Here’s a brief history of finding pi: The ancient Babylonians calculated the area of a circle by taking […]
How Electric Train Engine Works? – Indian Railway
Ever Wondered how electric train runs on the track? How it manages all the operation and what are there for safety? Let’s discuss the conventional methods briefly on ringstudy.com Below is the diagram of electric train engine taking supply from wire known as OHE cable having supply of 25kV. OHE wire: There are two types […]
Why Ceiling Fans In India Have Only 3 Blades
Many people are not even aware of the fact that fans come in different types as far the number of blades are concerned. As per the Indian standards, all fans have three blades and their sole purpose is to provide a good circulation of air. However, in many countries like US and Canada, fans that […]
Fish Rain- Do you know the reason behind this?
There are several mysteries in the world that are difficult to believe. One of such is the fish rain. How does it happen? Is it possible? Due to which process the fish suddenly falls from the sky that too with rain? Let us know through this article. Have you ever heard or seen that the […]
Why is Pluto Not a Planet?
By now you have probably heard that Pluto is no longer a planet. But why is that? What did it do to lose its status as the tiniest planet in our solar system? Let’s get in details of it. American astronomer Clyde Tombaugh discovered Pluto in 1930. From 1930 until 2006, Pluto sat comfortably beyond […]
Top 10 Greatest Scientists who changed the World
Human society has reached today where it is largely on the back of scientific advancements. Can you imagine a world without electricity? Thousands of scientists have worked tirelessly throughout their lives on research, experiments, philosophies, and ideas to solve complex mysteries, save lives, make life easier, and take humanity forward. Here we take a look […]
Why & How Low Tide & High Tide occurs?
We all used the word low tide & high tide in our lifetime. Even we enjoy this natural phenomenon. In other views it sometimes very useful. So what are they and what is the difference between them? Let’s discuss in detail here on this website RingStudy. Low Tide: “At the coast, low tide is the time when the sea is […]
Technology Behind N95 Masks
Prior to March 2020, there’s a good chance you didn’t know what an N95 mask(Buy here) was, or at least didn’t think about them unless you were doing a home repair. And upon learning about them, you might think(like I did) that an N95 mask is basically a really really fine strainer: a mesh of […]
The science of Pressure Cooker- How it works?
Ultrasound – Why it is necessary to drink water before it?
We are very much aware of the word USG or Ultrasound. When a lady gets pregnant, she undergoes many tests for better prevention and cares for her baby. Ultrasound is the sound wave of very high frequency 2.25 MHz to 7.5 MHz (Usually 3.5 MHz is used). The sound wave is known as ultrasound and […]