Question

what is the live ditecter and what work it​

Answer 1

Answer:

It makes you pant. It drives up your blood pressure and makes you drip sweat. A polygraph machine detects lies by looking for signs of these physiological changes. ... As soon as the examinee tells such a white lie, it puts a blip on the polygraph machine that serves as a signature of that examinee'sA polygraph, popularly referred to as a lie detector test, is a device or procedure that measures and records several physiological indicators such as blood pressure, pulse, respiration, and skin conductivity while a person is asked and answers a series of questions