Lnewqban's latest activity
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Appreciate the reply and i will check out the links you supplied. Thanks for your help and insight. -
Based on the previous posts, it can also be shown that A+B+C=D for the angles A, B, C, and D in the next picture. Or A+B+C+D=E for...
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The solution below is not mine – I saw it on YouTube, here. This is just my summary. 1. Add 3 squares and consider the triangle...
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Lnewqban replied to the thread Development of a Bike Trainer (rollers).Could you post a picture of the whole assembly, including the structure that supports the bearings, please?
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Lnewqban replied to the thread Heat Flow Through Framed Wall.Heat transfer = Flow of energy through a material (as conduction). Temperature difference (or delta T) = It induces thermal energy flow...
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With the diffraction grating ('grid') like this: - to which axis of rotation (x, y or z) do you think part a) refers ? - to which axis...
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Here are some more solutions; In each case, the triangle constructed in green is similar to the triangle highlighted in brown which...
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BBC News once posted a challenging geometry problem from a Chinese maths exam taken aged 16, comparing it to the British exams taken at...
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Lnewqban reacted to anuttarasammyak's post in the thread Another nice problem from Savchenko with
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The drop of the slab releases potential energy which enhances kinetic energy. The perpendicular component of the slab displacement... -
A slab rests on two massless rollers of different radii such that the angle of the slab's inclination is ##\alpha##. There is no...
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Lnewqban reacted to wrobel's post in the thread A cool collection of classical mechanics problems with Like.
mech problems I like 3D problems more, but these are also great
