yes but there should be no need to do this
Yes you can you just as long as the car is running you can boost just about anything from a truck to a motorcycle
if it is running then there is no need to charge it
No , just when the engine is running
NO! Not necessary.
It is not illegal to leave your car running while waiting for someone in a parking lot as long as someone (a licensed driver) is in the car.
The alternator - it provides a charge to the battery while the engine is running.
You should not drive a car that is running hot,because you can lock up the engine.
Definitely off.
NO! It should not be running.
No. The alternator has to be turning to produce the charging voltage. It only turns when the engine is running.
maybe my radiator is defective
No.