MCQOPTIONS
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MCQOPTIONS
This section includes 16 Mcqs, each offering curated multiple-choice questions to sharpen your Heat Transfer knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
“The diameter of well does not have any effect on temperature measurement by the thermometer”. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
“The tube that is used in a thermometric well is considered as a hollow fin and the temperature distribution is obtained by using the relation applicable to infinitely long fin”. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
The relevant boundary conditions in case of heat transfer from a bar connected to two heat sources at different temperatures are |
| A. | α = α 1 at x = 0 and α = α 2 at x = infinity |
| B. | α = α 1 at x = 1 and α = α 2 at x = 2L |
| C. | α = α 1 at x = infinity and α = α 2 at x = 1 |
| D. | α = α 1 at x = 0 and α = α 2 at x = L |
| Answer» E. | |
| 4. |
Suppose there are two reservoirs A and B. Let TA and TB be the temperatures of respective reservoirs. At any instant say TA = TB. In this case, maximum temperature occurs at |
| A. | Middle |
| B. | Left |
| C. | Right |
| D. | All over the rod |
| Answer» B. Left | |
| 5. |
In thermometric well, the error can be minimized by(i) The value of parameter ml slows down by some quantity.(ii) Lagging of the tube so that conduction of heat along its length is arrested. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Thermometric well apparatus doesn’t consist of |
| A. | Thermometer |
| B. | Pipe line |
| C. | Oil |
| D. | Ammeter |
| Answer» E. | |
| 7. |
‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚À´THE_DIAMETER_OF_WELL_DOES_NOT_HAVE_ANY_EFFECT_ON_TEMPERATURE_MEASUREMENT_BY_THE_THERMOMETER‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖŒÄ.?$# |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
“The tube that is used in a thermometric well is considered as a hollow fin and the temperature distribution is obtained by using the relation applicable to infinitely long fin”?# |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
The relevant boundary conditions in case of heat transfer from a bar connected to two heat sources at different temperatures ar? |
| A. | α = α<sub> 1</sub> at x = 0 and α = α<sub> 2 </sub>at x = infinity |
| B. | α = α<sub> 1</sub> at x = 1 and α = α<sub> 2 </sub>at x = 2L |
| C. | α = α<sub> 1</sub> at x = infinity and α = α<sub> 2 </sub>at x = 1 |
| D. | α = α<sub> 1</sub> at x = 0 and α = α<sub> 2 </sub>at x = L |
| Answer» E. | |
| 10. |
Suppose there are two reservoirs A and B. Let TA and TB be the temperatures of respective reservoirs. At any instant say TA = TB. In this case, maximum temperature occurs at |
| A. | Middle |
| B. | Left |
| C. | Right |
| D. | All over the rod |
| Answer» B. Left | |
| 11. |
In thermometric well, the error can be minimized by |
| A. | The value of parameter ml slows down by some quantity. |
| B. | Lagging of the tube so that conduction of heat along its length is arrested. |
| C. | True |
| D. | False |
| Answer» C. True | |
| 12. |
For what purpose we use thermometric well? |
| A. | To measure current |
| B. | To measure resistance |
| C. | To measure temperature of gas |
| D. | To stop heat dissipation |
| Answer» D. To stop heat dissipation | |
| 13. |
Thermometric well apparatus doesn’t consist of$ |
| A. | Thermometer |
| B. | Pipe line |
| C. | Oil |
| D. | Ammeter |
| Answer» E. | |
| 14. |
The thermometric well is treated as a fin of |
| A. | It is not treated as a fin |
| B. | Infinite length |
| C. | Finite length |
| D. | It depends on the amount of heat dissipation |
| Answer» D. It depends on the amount of heat dissipation | |
| 15. |
In thermometer, heat is dissipated from which end? |
| A. | Back side |
| B. | Front side |
| C. | Middle |
| D. | No heat is dissipated |
| Answer» B. Front side | |
| 16. |
The convective coefficient in boilers and condenser is |
| A. | Low |
| B. | High |
| C. | Moderate |
| D. | Depends on time and temperature |
| Answer» C. Moderate | |