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| Q. |
What is the pressure of gas that is to be supplied, for carrying the abrasives? |
| A. | 0.1 to 1.0 kg/cm2 |
| B. | 2.0 to 8.0 kg /cm2 |
| C. | 10.0 to 18.0 kg/cm2 |
| D. | 25.0 to 35.5 kg/cm2 |
| Answer» B. 2.0 to 8.0 kg /cm2 | |
| Explanation: the pressure of the carrying gas should range between 2 to 8 kg/cm2. | |
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