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| Q. |
Statement 2: Gear blank should be tested for dimensional accuracy. |
| A. | t, f |
| B. | f, f |
| C. | f, t |
| D. | t, t |
| Answer» D. t, t | |
| Explanation: the gear blank should be tested for dimensional accuracy and eccentricity as outside diameter forms the datum from where the tooth thickness is measured, it forms an important item to be controlled. it is quite probable that the load may be carried by one edge only introducing high bearing stresses, if teeth of a gear be machined poorly. | |
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