First analyze the force that is acting on each charge. The force is determined by the two. objects interacting. If you start with Case 1, the charges are q and 4 q with a separation of d. That means. the force is 4kqq/d2 .
DNA is the most powerful tool available for identification in forensic investigations. Because of its ability to link physical evidence found at a crime scene to a single person, it is often referred to as a âdigital fingerprint.â This method is so precise that it can ensure pinpoint accuracy, down to one in a billion.
DNA testing is the process of analyzing genetic material from an individual to determine identity, susceptibility to disease and other important information.NA analysis is especially important in cases of rape, where doctors can often examine a victim and find traces of the rapist's DNA, which can the be compared to suspects to determine the guilty party.