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Q. |
When the pile is driven by means of water jets, water is forced through the jet pipe under a pressure of |
A. | 0.2 to 0.5 N/mm2 |
B. | 0.5 to 0.7 N/mm2 |
C. | 0.7 to 1.75 N/mm2 |
D. | 1.75 to 2.5 N/mm2 |
Answer» C. 0.7 to 1.75 N/mm2 |
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