How Lie Detector Machine Works? Polygraph Explained...

Namaskaar Dosto, is video mein maine aapse Polygraph ya fir Lie Detector ke bare mein baat ki hai, aap sabhi ne suna hoga iske baare mein, magar sochte honge ki Polygraph kaise kaam karta hai? Lie Detector ek controversial cheej hai, log alag alag perceptions rakhte hai iske baare mein... Kuch regions mein Lie Detector ya Polygraph Test Illegal bhi hai. Mujhe umeed hai ki Lie Detector ya Polygraph Test ke baare mein yeh video pasand aayega..

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