Mechanical Engineering : Machine Design QUESTIONS AND ANSWERS :: part5 : 1 to 5
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
1.Basic hole is one |
| whose upper deviation is zero |
| whose lower deviation is zero |
| whose lower as well as upper deviations are zero |
| does not exist |
| none of the above. |
2.The rated life of a bearing varies |
| directly as load |
| inversely as square of load |
| inversely as cube of load |
| inversely as fourth power of load |
| none of the above. |
3.Aircraft body is usually fabricated by |
| welding |
| precasting |
| rivetting |
| casting |
| unconventional methods. |
4.When two springs are in series (having stiffness K), the equivalent stiffness will be |
| K |
| K/2 |
| 2K |
| KIA |
| UK. |
5.In composite or reverse laid ropes |
| direction of twist of wires in strands is opposite to the direction of twist of strands |
| direction of twist of wires and strands are same |
| wires in two adjacent strands are twisted in opposite direction |
| wires are not twisted |
| none of the above. |
More Machine Design QUESTIONS AND ANSWERS available in next pages
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