Check for any lose connections, wires, exc.
It's not a good idea to to run your alternator with bad diodes. These diodes rectify the ac power generated by your alternator and turn it into dc power. You will destroy other electrical components in your car and will end up spending more money than the cost of simply replacing your alternator.
an electrical alternator is an electromechinical device that converts mechanical energy to alternating current electrical energy
Power is created by the engine to drive the car and to provide electrical power through the alternator.
Dc power makes a bracket
The alternator might not be charging the battery
no your alternator and your cars battery is
There isn't an alternator fuse. The alternator is the power source - it's not fed from another power source. That wire which goes to the positive terminal of the battery is there to transfer electrical power to the battery, not from it.
check your alternator
Is the battery dead? Check for 12v on the main alternator cable. If no power, check for burned out fusible links between alternator and battery. You may need a wiring diagram to check further.
The alternator or generator depending on the vehicle.
Field coils and armature
The alternator is probably bad. That is what recharges your battery