MCQOPTIONS
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MCQOPTIONS
| 1. |
If an annulus has an inner diameter of d 1 and an outer diameter of d 2 then the equivalent diameter is |
| A. | 2 d<sub> 2 </sub> d<sub> 1</sub> |
| B. | d<sub> 2 </sub> 2 d<sub> 1</sub> |
| C. | d<sub> 1 </sub> d<sub> 2 </sub> |
| D. | d<sub> 2 </sub> d<sub> 1</sub> |
| Answer» E. | |