Learn about new technologies!

What is the correct answer?


'Lang factor' is defined as the ratio of the capital investment to the delivered cost of major equipments. The value of 'Lang factor' for fixed capital investment, for a solid-fluid processing chemical plant ranges from

A. 1.2 to 1.4

B. 2.5 to 2.7

C. 4.2 to 4.4

D. 6.2 to 6.4