A rhetorical question is a question posed for persuasive effect without the expectation of a response. It is a powerful tool that can be used to emphasize a point, challenge an assumption, or elicit an emotional response. Rhetorical questions are often used in public speaking, literature, and persuasive writing.
One common type of rhetorical question is the “false question.” This type of question is used to make a point by presenting a question that has an obvious answer. For example, the question “Is the sky blue?” is a false question because the answer is self-evident. However, this question can be used to emphasize the point that the sky is blue or to challenge someone who claims otherwise.