I don't think dirt bikes do, but I'm fairly certain road bikes do.
It's called a stator EDIT: Bikes have Alternators, or, Generators, just like cars. Alternators are usually inside the timing cover and not easily visible, like on a car. Older bikes may have a very visible little 6-volt generator on a vee-belt.
alternators are classified as stators and rotors
Firstly, no you must not pick the particular Alternators
Make sure the alternators are properly installed and aligned.
This question is not clear since alternators produce alternating current.
http://www.techsupportforum.com/archive/index.php/t-57498.html
One can research the prices of used alternators by going online and looking up alternators of the right sort on Amazon. There are various different merchants there so they will have various prices.
Yes.
Leisure Lakes Bikes sell a huge range of bikes. They sell mountain bikes, road bikes, folding bikes, BMX bikes, Hybrid bikes, electric bikes and kids bikes.
Alternators produce AC, which is rectified by diodes if DC is needed. Dynamos produce DC by using a commutator.
Depends on what kind of Race Car. Circle Dirt Track Race Cars Between races. Asphalt cars have alternators. Race cars have alternators that keep the battery charged while racing. Some dirt track cars have alternators some asphalt cars don't have alternators. Need more specifics.