For precision work the illumination level required is of the order of – McqOptions

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1.	For precision work the illumination level required is of the order of
A.	500 to 1000 lumens/m2
B.	50 to 100 lumens/m2
C.	200 to 400 lumens/m2
D.	10 to 25 lumens/m2
Answer» B. 50 to 100 lumens/m2

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