<prompt> A 32-year old adult male broke the jaw of another in an alleged fight. The investigating police officer :Can arrest him only after procuring warrantCan arrest him without warrantMay declare him hostile and put him in jailMay declare him sociopath and send him to mental asylum  <response>: Ans. b. Can arrest him without warrant Ref: Parikh 6e p1.46, 6.27: Reddy 33e p292, 31ste p265-273Fracture or dislocation of mandible is a Grievous injury for which punishment is defined under IPC325. It is a cognizable offence hence a police officer can arrest the accused without warrant.Cognisable offence: An offence for which a police officer can arrest a person without warrant from magistrate e.g. rape, robbery, murder, dowry death, ragging, death due to rash or negligent act. Grievous Injury Sec 320 IPCQEmasculation.Permanent privation of either eyeQPermanent privation of either earPrivation of any member part, organ or limb or jointPermanent disfiguration of head or faceQFracture or dislocation of a bone or a toothQDestruction or permanent impairing of powers of any member or jointAny hurt which endangers life, or which causes the sufferer to be, during the space of 20 days, in severe body pain, or unable to follow his daily routineQ. 