I just received the latest summary on my heating costs. The paper states that my energy costs will from now more than double. In such cases, one is first scared, and then begins to think feverishly about what can be done. Of course, a colder apartment and showering cold are not as attractive as some…
Christmas is only a few days away, many people have already got a Christmas tree, some have already decorated it. I also prepared something for such a significant occasion: this time I won’t bother anyone with units of measure or physics, but instead I’ll just draw a Christmas tree – but in my own way,…
We know from history: Freedom is something worth fighting for, freedom is the word that has always been capitalized today and in the past. Anyway, when one is free he can do anything, go where he/she wants. This can apply to a free electron, for example – or not? Are free electrons really free? They…
These days, in the middle of November 2022 the population of Earth just reaches 8 000 000 000. For us humans, it is a nice round number having 9 zeros in it (having 10 fingers on our both hands, probably therefore using the base-10 (decimal) number system). Fun fact: sloths (3 fingers on one hand,…
The first beta release of DockCalc is now available for Windows in the Downloads page. Use your chance to be one of the first persons who can test and influence the product from the first moment!
Did you think about how much energy is needed for a refreshing hot shower? Let us see… You need to know some input data: how much water you use (for example 16 l/min), some physical property of water (heat capacity =4200 Joule/kg/Celsius, density = 1kg/l) the input water temperature supplied to your heater the outlet…
