Engine_2014 : Steam Plants - 137/1951
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| Advances in metallurgy and improved methods of boiler tube fabrication has led to lighter tubes with wall thicknesses in the vicinity of 0.1 inches. A characteristic of these thin walled tubes is __________ . |
| A) low tube metal temperatures |
| B) decreased probability of tube failure during normal operating conditions |
| C) better heat transfer characteristics |
| D) all of the above |
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