| 1. | The other name of self locking nut ? | |
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penning nut
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swan nut
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symonds lock nut
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lock nut
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Report Question| 2. | A key is subjected to ? | |
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shear stress
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comprehensive stress
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tensile stress
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twisting stress
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| 3. | Spring washer are used under nut to prevent ? | |
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damage to the bolt
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damage to the nut
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damage to the work peace
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slackness of nut due to vibration
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| 4. | Washer is used to ? | |
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cover the hole clearance of the job
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improve tool capacity
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protect the bolt against clamping force
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distribute force over a large area
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| 5. | Dimension of nut is expressed in terms of ? | |
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core diameter of the bolt
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head of the bolt
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pitch diameter of the bolt
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nominal diameter of the bolt
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| 6. | Which type of key is used for coupling a pulley with a shaft ? | |
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gib head key
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taper key
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woodruff key
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hallow saddle key
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| 7. | Which of the following is not a nut locking system ? | |
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chuck nut
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split pin
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spiting washer
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wing nut
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| 8. | screw are generally made of ? | |
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steel
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aluminium
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copper
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silver
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| 9. | The nut that resists loosening under vibration and torque is ? | |
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lock nut
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castle nut
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slotted nut
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grooved nut
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| 10. | Which of the following is mounted in order to support nut, bolt, screw, etc. ? | |
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key
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washer
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coupling
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nut
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