Lie Detector Machine: Lie detector machine, also known as polygraph machine. It has been used for a long time by law agencies and other organizations to find out whether a person is telling the truth or lying. The polygraph machine records changes in a person’s physiological responses. This shows whether the person is telling the truth or lying while asking the question. Let us know in detail how this machine works. How does a polygraph machine work? There are many components in a polygraph machine, which are measured together to…
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