How Does A LIE DETECTOR Work
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How Does A LIE DETECTOR Work
A lie detector, or polygraph, works by measuring physical responses in the body that can change when someone is being deceptive. It does not actually detect lies in a direct way. Instead, it records signs of stress that may be linked to dishonesty, such as heart rate, blood pressure, breathing, and skin conductance caused by sweating. These ...
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Smart_earning on Instagram: "How accurate is a polygraph test?A lie detector, or polygraph, is a device that measures and records physiological responses like heart rate, blood pressure, respiration, and skin conductivity while a person is questioned. It operates on the theory that a person’s physical reactions will change when they are being deceptive compared to when they are being truthful. The accuracy of polygraph tests is controversial, and the results are not always considered conclusive
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