How do Rotary engines(Gnome engines) work ?

Rotary Gnome engines were widely used in aviation before & during WW I ! Besides aviation, Gnome engines were also used in some early motorcycles & aircrafts. So lets see what are & how do rotary engines(gnome engines) work ? If you are looking for pistonless rotary engine, click this…

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Top 5 Websites for Mobile Recharge in India !

Online recharge is a blessing for people who are tired of waiting in queues and wish for instant solutions. This service also becomes vital in emergencies like finishing up your balance at odd hours such as midnight. If you are new to the world of online transfers yet then here’s…

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How do radial engines work ?

An aircraft's propeller is powered by a radial engine

Nothing much to give introduction on Radial engines except that they were widely used during World War II. More efficiency & power were the greatest needs of that time. Having many advantages over the rotary engines used in World War I, radial engines proved to be great for aircrafts. Radial…

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Connection, Interfacing & Programming of Ultrasonic Sensor HC-SR04

Today I will give you a tutorial on the Ultrasonic sensor HC-SR04 ! Also called as PING sensor or RANGE sensor; it is one of the most basic & easiest sensors of the beginners kit ! About Ultrasonic sensor HC-SR04 :- The transmitter transmits ultrasonic pulses & they are reflected…

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Types of Jet Propulsion Engines (animations)!

types of jet engines compared

The first jet engine successfully flew in August, 1939. Hans von Ohain of Germany was the designer of the first operational jet engine, though credit for the invention of the jet engine went to Great Britain’s Frank Whittle. Whittle, who registered a patent for the turbojet engine in 1930, received…

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Antikythera mechanism – The most ancient & mysterious Greek machine !

what is antikythera mechanism ?

The Antikythera mechanism is more valuable than Mona Lisa ! says professor Michael Edmunds from Cardiff University, who led a 2006 study of the mechanism ! Honestly, this is one of the most mysterious, extraordinary, fascinating & interesting  machine I’ve ever seen in my life ! The Antikythera mechanism is one…

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NASA’s Starshade to help find another Earth !

I mean seriously what do these engineers & scientists at NASA are made of ? How do they come up with such awesome cool stuff every time ! This time, it’s something you would not have even thought of. Yea… we are talking about NASA’s Starshade ! (watch the video…

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Formula racecar designed & built by students of Bangalore !

Designing a car & making it is not as easy as sitting & watching a movie on a couch. Making a car doesn’t just mean to join the parts we bought; it needs to have deep knowledge of thermodynamics, fluid mechanics, dynamics & must also be able to do calculations…

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How does a Wankel engine work ?

No more boring introductions, lets get started & understand how does a Wankel engine work & what exactly it is ! History :- The first Wankel engine was developed by German engineer – Felix Wankel. Wankel received his first patent for the engine in 1929. However, the Wankel engine design…

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The Top 10 Biggest Machines in the World !

LHC - biggest machines out of top 10

We Humans, being a couple of feet high, weighing barely a quintal are capable of making & building things million times bigger & heavier than us & we have proved it. Hats off to those engineers who have built them ! So lets have a look at the top 10…

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