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Q. |
Fisher subsieve sizer is used to determine the surface area of the powder. The surface area is measured based on the change in: |
A. | light transmission of gas that reaches the detector |
B. | pressure across the compacted powder |
C. | thermal conductivity of gas across the powdered pack |
D. | weight of powder when air is passed through the powdered pack |
Answer» D. weight of powder when air is passed through the powdered pack |
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