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John H. K.

Someone with an interest in the natural sciences, programming and engineering.

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  • Member for 4 years, 7 months
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  • Last seen Jun 5 at 18:40

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Top posts (18) All Questions Answers | Votes Newest

28 Why do glass windows still exist? (Why haven't they been replaced by plastics?) Feb 13 '16
13 Can we change steel properties by application of magnetic field while quenching? Jan 26 '15
10 How do you determine the accuracy of a measurement device? Jan 18 '16
9 What does “$\pm$ 0.5% F.S.” mean? Feb 18 '15
8 How do you set up a PID-Control if the time constants of the controlled system are variable? Jul 14 '15
8 In the context of a known disturbance $d(t)$ in a control loop, what is the $\Delta t$ at which the control loop has to be executed? Jan 26 '15
8 Can you use the Hagen-Poiseuille equation for a pipe which radius is in the sub-millimeter region? Jan 26 '15
6 What are some cost-effective metal substances that can wet glass? Jan 23 '15
5 How does nuclear fuel reprocessing work? Jan 21 '15
5 How does the S-N curve (or Wöhler curve) of a material change with frequency? Jan 21 '16
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