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The approximate height of a blast furnace having a useful volume of 2000 m3 is about _______________ metres ?
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The approximate height of a blast furnace having a useful volume of 2000 m3 is about _______________ metres ?
A. 25
B. 35
C. 55
D. 75
Correct Answer:
55
✔
Last Updated:
February 10, 2019