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A hollow saddle key is. | |
A. | a taper key which fits half in the key way of hub and half in the key way of shaft [Wrong Answer] |
B. | a taper key which fits in a key way of the hub and is flat on the shaft [Wrong Answer] |
C. | a taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft [Correct Answer] |
D. | provided in pairs at right angles and each key is to withstand torsion in one direction only [Wrong Answer] |