Which of the following method is used for the mathematical treatment o – McqOptions

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1.	Which of the following method is used for the mathematical treatment of determination of straightness with the help of autocollimator?
A.	Taylor‚Äö√Ñ√∂‚àö√ë‚àö¬•s principle
B.	Least square method
C.	Bryan method
D.	Average method
Answer» C. Bryan method

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