Which of the following is correct about brookes level comparator? – McqOptions

MCQOPTIONS

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 10oC 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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