I just bought a vessel sink that came with one of those tall faucets that mount through a single hole in the vanity. It came with two supply lines that have 5/8" female connectors at the end. The problem is that I can not find a shut off valve with a 5/8" outlet to match my supply lines. I have...

So I am starting a new section. I don't really get this tan stuff but here is the situation There is a example. Example: tan A=0.25 Answer: Angle A=14.036 degrees If I type in solve(tan(x)=0.25,x) into my calculator, it just comes up with a lot of random numbers. But...

A small locomotive of mass 30 tons is used to push a train up a mountain railroad whose steepest portion has an inclination of 8 degrees. The friction coefficient between the locomotive's wheels and rails is u=0.35. a) Find the maximum allowable mass for the train (the mass at which the locomotive...

Hello All, I have a question on projectiles, but I am unsure what formula I need to use to calculate the required angle. A projectile leaves the nozzle at 14 m/s, at what angle should the nozzle be so that it hits the nearest edge at the top of a wall 0.7m high with a horizontal distance oy...