Trying to pick a product for my project and would like to get some opinions from the knowledgeable people in the forum.
let's say I am using 2 pipes, one made from PVC and the other from Aluminum to lift an object of x kilos. Both pipes are of the same lenght, size, and thickness. Which...
Thanks very much for the reply. I hate to ask, but can u please explain more.
I am trying very hard to remember my math and physics from 20 years ago but my brain is useless!
How is the distance between the light and door = (225 + 2500)^0.5 .. that would equal to like 7425625! Shouldn't it...
I have a question which relates to the physics of light. I hope I can explain it well enough for a proper answer!
Let's say there is a 15 feet tall light pole 50 feet from my door step. The light pole has a 300W light bulb. Given these info, is there anyway to calculate the amount of...