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.
Sibling DNA Testing. Sibling Testing is a DNA test process that is performed to determine if two people share one or both parents. For example to determine if they are full or half siblings. This is an indirect method to prove family relationships when the alleged father is not able to perform a paternity test.