Making a High Voltage Generator which runs off a 9V battery

This device is easily capable on sending hot arcs over 1cm, and is completely wireless. It runs on a normal 9V battery and is incredibly reliable, and waterproof. This post will show you the methods of making it. To begin, you will need to heart of the system - a module that converts the 9v into a …

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Making a pulsejet that runs on any aerosol

Firstly, I used an open tin can for the combustion chamber. The tin can was cleaned thoroughly before use, and allowed to dry. Then two metal tubes were used as an exhaust and inlet. The larger tube, with an approximate diameter of 3.7cm, will act as the exhaust pipe. The smaller tube, with a diamet…

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Making an oil siphoned rocket-based burner

This essay explores the concept of using siphoning as a fuel pump system, examining its efficiency, practicality, and potential benefits. Below is the initial sketch for the burner. Fuel, in this case vegetable oil, is stored in a reservoir. It is then siphoned down a tube into an atomiser, which is…

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Superheated Steam

Introduction: The interaction between superheated steam and a match may seem counterintuitive at first glance, as steam is commonly associated with extinguishing flames rather than igniting them. However, under specific conditions, superheated steam can indeed light a match, revealing a fascinating …

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My very first web app - an extension for Google Chrome

I have recently made a Chrome Browser Extension and submitted it to Google. To my delight, it was approved by Google and published in the Chrome Web Store within 24 hours since submission. The submission took place on 16 November, 2023. The app in question lets both students and teachers practise trans…

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Transformation of Graphs - for GCSE, IB and A Level

Transformation of Graphs - GCSE, IGCSE, GCE-OL, GCE-AL, A Level & IB Functions - f(x) f(x) = 2x - 3 is called a function of x. Whatever you put inside the parentheses on the left, must replace the variable, x in this case, on the right. E.g. f(2) = 2(2) - 3 = 1 f(0) = 2(0) - 3 = -3 f(-2) = 2(-2) - 3…

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Merge Sort

First things first, Merge Sort follows a divide-and-conquer strategy. It splits the problem into smaller subproblems, conquers them, and then combines the results. This algorithm takes an array of elements and repeatedly divides it into halves until we end up with single elements. It then merges th…

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