MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A boiler in India should conform to safety regulations of__________________? |
| A. | DIN |
| B. | BS |
| C. | ASTM |
| D. | IBR |
| Answer» E. | |
| 2. |
02 content in atmospheric air on volume basis is___________________? |
| A. | 21% |
| B. | 23% |
| C. | 30% |
| D. | 40% |
| Answer» B. 23% | |
| 3. |
100% efficiency of a thermal cycle cannot be achieved because of __________________? |
| A. | frictional losses |
| B. | it is not possible to achieve 0°K temperature |
| C. | leakage |
| D. | non-availability of ideal substance |
| Answer» C. leakage | |
| 4. |
1 kg.m is equal to_________________? |
| A. | 9.81 Joules |
| B. | All Joules |
| C. | 427 Joules |
| D. | 102 Joules |
| Answer» B. All Joules | |