No, you cannot get banned for asking too many questions; questions and answers is what the site is all about.
Note:
Inappropriate questions, however, can get you blocked. Honest questions that can be answered will not get you blocked.
Posting many nonsense or "borderline" questions will get you blocked. One user asked hundreds of questions with the word "object" in them, and most didn't make sense or seemed like a weak attempt at trolling. "How do I eat object?" "How do I put object?" That user is blocked.
As many as you want and are capable of asking.
This is at the discretion of the individual Supervisor who caught you asking an inappropriate question. Usually, if after just one warning you continue to ask inappropriate questions, your account will be suspended for a certain period of time.
The meaning of WikiAnswers is so people can ask questions and others can answer them. I think that more people are asking questions (which is fine) but not many people are willing to answer them.
Yes, it just means that you are curious. And that's exactly what WikiAnswers is for: asking and answering questions.
Yes there's nothing wrong with asking as many questions as you want to provided that they're within the rules.
Wikianswers receives many math questions asking for conversions into centiliters. What is a good definition of centiliters, I wondered.
There are over 224,500 questions about celebrities on WikiAnswers.
There are over 6,500 questions about authors on WikiAnswers.
There are over 6,500 questions about poets on WikiAnswers.
There are over 1,000 athlete questions on WikiAnswers.
There are over 600 questions about Michelangelo on WikiAnswers.
You are required to make 100,000 contributions to become a Platinum Contributor.Contributions include answering questions, asking questions, editing questions and recategorizing questions.