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Nullator and Norator

Nullator In electronics, a nullator is a theoretical linear, time-invariant one port defined as having zero current and voltage across its terminals. Nullators are strange in the sense that they simultaneously have properties of both a short (zero voltage) and an open...

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Learning Algebra With the the help of scratch

After finished Geometry i was switched to Algebra. Mastering algebra is important for moving on to nearly all other types of mathematics in  school. However, even the most basic algebra skills can be tricky for beginners to understand the first time they...

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Mathematics Experiments with 7th Grade Students

The lack of a good education ( sometimes, misunderstanding  or partial understanding of concepts)  is one of the biggest issue across the globe.  Having an educational infrastructure (i.e. schools) is only half the battle. Teacher training is crucial and often the missing...

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5 Common Unix Commands

Click on the link below to download the video. Its just 3.8mb !! UnixCommands

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My First Interaction with Children

My First Proper Interaction with Children (6th graders) We made a device called ‘SpeeDE’ that measures the speed of an object. We thought that taking this device to school and showing it to the children would be something new to them. One...

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Wavelength

Wavelength The wavelength of a sinusoidal wave is the spatial period of the wave—the distance over which the wave’s shape repeats. It is usually determined by considering the distance between consecutive corresponding points of the same phase. The above figure shows the...

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Circle Using Scratch

Polar Form of a Circle : The polar coordinate system is a two-dimensional coordinate system in which each point on a plane is determined by a distance from a fixed point and an angle from a fixed direction. Keeping the radius as...

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DC Circuit Analysis of a Capacitor

DC Circuit Analysis with a Capacitor : In a DC circuit, if we open up a Capacitor, there will be no change in the circuit. We can analyse the circuit by this way. If for example 9v passes through the Capacitor from...

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SpeeDe V-01

Abstract In common everyperson able to measure the speed of a vehicle using a speedometer. But it is simply a question mark when we are trying to find out the speed of an action which end up within micro second. For this...

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