Asked: U.P. Lower Sub. (Pre) 2013medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
झूठ का पता लगाने वाला यंत्र किस नाम से जाना जाता है?
The lie-detector instrument is known as—
SELECT CORRECT OPTION:
A
पोलीग्राफ
Polygraph
Correct
B
पाइरोमीटर
Pyrometer
C
गाइरोस्कोप
Gyroscope
D
काइमोग्राफ
Kymograph
Official Solution & Explanation:
Correct Answer: Option A(पोलीग्राफ)
झूठ का पता लगाने वाला यंत्र 'पोलीग्राफ' (Polygraph) कहलाता है। यह व्यक्ति के रक्तचाप, नाड़ी दर, श्वसन तथा पसीने की दर में आने वाले मनोवैज्ञानिक परिवर्तनों को रिकॉर्ड करता है।
A polygraph, commonly referred to as a lie detector, records multiple physiological indicators such as blood pressure, pulse, respiration, and skin conductivity while a subject answers questions.
Subject: General Science•Topic: Measuring Instruments and Scales•Subtopic: Measuring Instruments and Scales
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