MCQOPTIONS
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MCQOPTIONS
| 1. |
The area ratio of the sampler is __________ |
| A. | \(\frac{D_2^2-D_1^2}{D_1^2}×100\) |
| B. | \(\frac{D_1^2-D_2^2}{D_1^2}×100\) |
| C. | \(\frac{D_2^3+D_1^3}{D_1^2}×100\) |
| D. | \(\frac{D_2^2-D_1^2}{2D_1^2}×100\) |
| Answer» B. \(\frac{D_1^2-D_2^2}{D_1^2}×100\) | |