Mechanical Engineering : Machine Design QUESTIONS AND ANSWERS :: part5 : 16 to 20
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.Antifriction bearings are |
| sleeve bearings |
| hydrodynamic bearings |
| thin lubricated bearings |
| ball and roller bearings |
| none of the above. |
17.If two springs are in parallel then their overall stiffness will be |
| half |
| same |
| double |
| unpredictable |
| none of the above. |
18.If a spring is cut down into two springs, the stiffness of cut springs will be |
| half |
| same |
| double |
| unpredictable |
| none of the above. |
19.When a close coiled helical spring is compressed, its wire is subjected to |
| tension |
| shear |
| compression |
| all of the above |
| none of the above. |
20.In V-belt drive, belt touches |
| at bottom |
| at sides only |
| both at bottom and sides |
| could touch anywhere |
| none of the above. |
More Machine Design QUESTIONS AND ANSWERS available in next pages
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