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Q. |
The main difference between rigid and flexible coupling for shafts transmitting power is |
A. | the number of coupling bolts are more in flexible coupling than in rigid coupling |
B. | a flexible element is inserted around coupling bolts in one of the flanges |
C. | There is a protective flange over bolts in the case of flexible coupling |
D. | none of the above |
E. | Cast steel |
Answer» B. a flexible element is inserted around coupling bolts in one of the flanges |
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