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A steam pipe is to be insulated by two insulating materials put over each other. For best results | |
A. | better insulation should be put over pipe and better one over it [Correct Answer] |
B. | inferior insulation should be put over pipe and better one over it [Wrong Answer] |
C. | both may be put in any order [Wrong Answer] |
D. | whether to put inferior OIL over pipe or the better one would depend on steam temperature [Wrong Answer] |
E. | unpredictable. [Wrong Answer] |