Hi, I've been trying to learn about iron core solenoids and I'm having trouble finding information on a concept (probably obvious but I'm new to this). I've been looking at the equations for iron core solenoids online, and it's alluded to that these equations only hold true when the proportion...
A cheap fix might be to try some homemade pads for under the feet of your tripod and skip a bulky platform. Maybe something like stacks of neoprene (you can get pieces from surf shops for wetsuit repair), or talk to a local contractor and see if they have any scrap sound insulation around (the...
Hi - I'm a layman with a problem I'd really appreciate some help with. I've been studying tattoo machines and have a question on magnetic flow and mechanical advantage.
For background a tattoo machine is a essentially an electric horseshoe magnet with a bridge across the poles (doorbell...