A hostile witness is a person who conceals a part of the truth or willfully gives completely false evidence under oath in a court of law and is punishable under:

Ans. d. Section 191 of IPC (Ref: Reddy 33/e p13, 29/e pe p11)A person is liable for punishment for perjury, which is defined under section 193 of IPC. Section 191 IPC defines perjury and section 193 IPC describes the punishment."Perjury means giving willful false evidence. The witness is liable to be prosecuted for perjury and the imprisonment may extend up to 7 years (Section 193, IPC)."- Reddy 29/e pe p11Hostile Witness* Hostile witness is one who is supposed to have some interest or motive for concealing part of the truth, or for giving completely false evidence. (Section 191, IPC)QPerjury* means giving willful false evidence.* Whoever, being legally bound by an oath, or by an express provision of the law to state the truth, makes any statement, which is false, which he either knows or believes to be false is said to give false evidence. (Section 191, IPC and 344, CrPC).Q* The witness is liable to be prosecuted for perjury and the imprisonment may extend up to 7 years (Section 193, lPC).