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In 1920, the price of a lie detector would have varied depending on the specific type and complexity of the device. Polygraph machines, which are commonly associated with lie detectors, were first developed in the early 20th century. These early versions were likely custom-built and would have been relatively expensive due to the specialized technology involved. However, without specific historical pricing data, it is challenging to provide an exact price for a lie detector in 1920.
What else can I help you with?
What two advancements in technology were made in the 1920's?
In 1920, one of the most important technological advancements was in the form of a robot invention. Another advancement regarded the invention of the Lie Detector by John Larson.
Where can you get a lie detector?
California
Can Someone can get around lie detector?
yes people can it actually detects how nervous u are not really a lie detector
How can a lie be detected?
A lie detector test follows you pulse, if you are asked a question and your heart rate rises or falls then it will be a lie. If you can regulate your pulse you cannot be detected on a lie detector
What actors and actresses appeared in Lie Detector - 2005?
The cast of Lie Detector - 2005 includes: Rolonda Watts as Host
What do you call a lie detector?
AHH a lie detector ANSWER by Engl1sh: A perfessional typically uses the term 'polygraph' test.
Can a lie detector determine if someone stolen something or had knowledge it was stolen?
Lie detector results are not admissible in the courts in the United States. On rare occasions, a defense attorney and/or a district attorney may conduct a lie detector test if there are doubts about a case.
How heavy is a lie detector machine?
very
What if you pass a lie detector test?
then your not lying ...
Can you pay in installments for lie detector?
Nope.
Does a lie detector use magnets?
yes
What is the other word for Polygraph?
lie detector
