Home
Learn about new technologies!

What is the correct answer?

4

The cylindrical shell of a Lancashire boiler has diameter from

A. 1 to 2 m

B. 1.25 to 2.25 m

C. 1.5 to 2.5 m

D. 1.75 to 2.75 m

Please do not use chat terms. Example: avoid using "grt" instead of "great".