Principle: Consent to do an act is not taken as real consent if the same is given under fear of injury or under a misconception of fact and the person doing the act knows that the consent was given in consequence of such fear or misconception.
Factual Situation: P, a male music teacher told R, one of his girl students that there is an operation for improving the voice and that if she agreed; he would perform it on her. She agreed. On the basis of her consent P raped R. Later the matter was reported to the police by R.