WHICH_OF_THE_FOLLOWING_IS_CORRECT_ABOUT_BROOKES_LEVEL_COMPARATOR??$ – McqOptions

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1.	WHICH_OF_THE_FOLLOWING_IS_CORRECT_ABOUT_BROOKES_LEVEL_COMPARATOR??$
A.	It is used for sub-division of length standard
B.	Must be kept at temperature 10<sup>o</sup>C for correct readings
C.	A very accurate spirit level is used
D.	Spirit level makes line contact on gauges
Answer» D. Spirit level makes line contact on gauges

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