Basically useful fluke is the flux that flows with in the magnetic circuit of an armature. That is why when there is an air gap the flux enters the armature which makes it useful flux! Hope that answers your question!
Flux can mean multiple things such as: 1. A flowing or flow
2. Continuous change or movement
3. The flowing in of the tide
4. A sticky acidic compound to help solder adhere
When circuit boards are assembled, the parts are soldered on. In order for the solder to make a good connection to the parts and to the board, a substance called flux is mixed into the solder. It...
flux fore is a type of MIG welding with self sheilding wire.. imaging a SMAW welding rod inside out... the wire is hallow and has a flux built in inside the wire for self sheilding
i) leakage flux is those flux which goes through the air and linkage flux is those flux whose go through the cell. ii)leakage flux is the loss at flux but linkage flu is warning flux.iii)leakage flux...