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Forensic science is the application of sciences such as physics, chemistry, biology, computer science and engineering to matters of law.

Internal ballistics

The term ‘Ballistics’ is derived from the Latin word “Ballista” which refers to a crossbow like device for throwing stone by means of twisted ropes. In order to understand elements of ballistics, it is divided into three parts as described below: Internal ballistics External ballistics Terminal ballistics Internal ballistics is the study, which deals with …

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FORENSIC BALLISTICS

Nature of work – Ballistics section is engaged in examining and opining on exhibits related to firearm shooting cases. In addition ballistics expert team from the section also perform scene of crime investigation/reconstruction job in important/high sensitivity cases of complex nature as and when required. The opinion of ballistic expert given as ‘Assistant Chemical Examiner …

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Procedures for forensic DNA Analysis

DNA Isolation Before any type of testing can be performed DNA must be separated from the rest of the cellular components, as well as from any non-biological material that may be present. Foreign material may affect efficiency of DNA enzymes used in procedures. Extraneous substances can cause DNA to degrade DNA isolation procedure varies according …

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ADMISSIBILITY OF EXPERT TESTIMONY

In 1923, the U.S. District Court for the District of Columbia announced the Frye test, which required a proponent of scientific evidence to establish that the expert witness’s theory and method were generally accepted within the relevant scientific community. Frye v. United States, 293 F. 1013 (D.C. Cir. 1923). In Frye, the court explained: Just …

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Windows Registry

The windows registry is a hierarchical database, which you can describe as a central repository for configuration data or a configuration database. A hierarchical database has characteristics that make it ideally suited to storing configuration data. The Registry contains information that Windows continually references during operation, such as profiles for each user, the applications installed …

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