How do Rotary engines(Gnome engines) work ?

March 7, 2016

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 ? more “How do Rotary engines(Gnome engines) work ?”

Top 5 Websites for Mobile Recharge in India !

February 23, 2016

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 our list of top 5 websites for mobile recharge in India. They all are secure, highly reliable and offer quick recharge solutions for both pre-paid and post-paid mobile connections.

mobile recharge websites

1.FreeCharge:-
Freecharge gained a lot of popularity due to the fact that it offers free vouchers with every recharge. They still do that and the companies associated with the company are reputed brands like KFC, McDonalds, Peter England, etc. Apart from mobile, data card, landline and DTH recharge they also offer other facilities like gas bill payment, metro recharge for Mumbai metro, etc. The website can help you get the first recharge done in just 5 stages.

2.Airtel:-
If you only own one or multiple mobile connections and all of them are provided by reputed mobile company Airtel then using their own website is a smart idea. Here you can recharge all your mobiles, broadband connections, landlines and DTH in one go. You can also keep some money handily in the Airtel Money that you might need for future bill payment. If you use the Airtel app, you will have a chance to get great cash back schemes, free data and full talktimes.

3.MobiKwik:-
As the name suggests, the website is for extremely busy people. Here you can get the mobile recharged within a few seconds and just by a few clicks. This website also has an app that will please online shoppers. They allow you to browse the biggest online, fashion and retail stores and earn payback on every recharge. You even get Rs. 10 when you sign up for the first time.

4.Telenor:-
This is another brand that you can rely on. If you are a new user, you get the benefit of enjoying 25% cash back on your very first recharge. They also launch great offers and exclusive deals on the website like you can get talktime worth Rs. 88 by doing a recharge of only Rs. 78. So you get Rs. 10 talktime for free. This number also increases with the number of amount you pay for. You can also check status of your recharge on this website if you don’t get in a few seconds.

5.PayTm:-
PayTm website is also quite easy to use. You can do a recharge with just 3 steps, First one is to enter your mobile number, second is to name your operator and the final step is to enter the amount. If you wish to know the best pre-paid or post paid plans then you can also browse plans of all operators at PayTm. Some of the most popular operators they are associated with are Vodafone, Airtel, BSNL, Aircel, Reliance, Idea, and Tata Docomo.

How do radial engines work ?

5
February 14, 2016
An aircraft's propeller is powered by a radial engine

Radial engines 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.

more “How do radial engines work ?”

Connection, Interfacing & Programming of Ultrasonic Sensor HC-SR04

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February 13, 2016

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 ! more “Connection, Interfacing & Programming of Ultrasonic Sensor HC-SR04”

Types of Jet Engines (animations)!

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January 22, 2016
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 that recognition but did not perform a flight test until 1941.
Its been more than 75 years, there has been continuous development in jet engines & has a significant increase in their efficiency. There are many types of jet engines depending on their construction & power they can deliver. Todays jet engines are able to produce so much of thrust that airplanes could fly at speeds multiple times the speed of sound ! more “Types of Jet Engines (animations)!”

Antikythera mechanism – The most ancient & mysterious Greek machine !

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January 17, 2016
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 machines I’ve ever seen in my life! The Antikythera mechanism is one of the most remarkable inventions of the ancient world that came to light in 1900 when a Greek Sponge diver discovered the wreck of an ancient Greek or Roman cargo ship that had sunk off the Greek island of Antikythera around 80 B.C.E!

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NASA’s Starshade to help find another Earth !

January 10, 2016

I mean seriously what do these engineers & scientists at NASA are made of ? I know they’re made of atoms but still.. I mean 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 mission! (watch the video below) more “NASA’s Starshade to help find another Earth !”