MCQOPTIONS
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| 1. |
Which of the following is not the method to prevent rotation of a bolt while screwing a nut on or off it? |
| A. | By keeping a square neck |
| B. | By providing a snug |
| C. | By keeping a lock nut |
| D. | By inserting a pin in shank |
| Answer» D. By inserting a pin in shank | |