MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 14 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. |
A similarity in thermal quantities is achieved when |
| A. | Nusselt number is same for both the fields |
| B. | Nusselt number is different for both the fields |
| C. | Prandtl number is same for both the fields |
| D. | Prandtl number is different for both the fields |
| Answer» D. Prandtl number is different for both the fields | |
| 2. |
The similarity of shape and form is known as |
| A. | Geometrical similarity |
| B. | Thermal similarity |
| C. | Geometrical similarity |
| D. | Kinematic similarity |
| Answer» B. Thermal similarity | |
| 3. |
The similarity of motion is known as |
| A. | Thermal similarity |
| B. | Dynamic similarity |
| C. | Geometrical similarity |
| D. | Kinematic similarity |
| Answer» E. | |
| 4. |
The results obtained from experiments on models can be applied to prototype only if a complete similarity exists between the model and prototype and for that the two systems may be(i) Geometrically similar(ii) Kinematically similar(iii) Dynamically similarIdentify the correct statements |
| A. | i and ii |
| B. | ii and iii |
| C. | i, ii and iii |
| D. | i and iii |
| Answer» D. i and iii | |
| 5. |
THE_SIMILARITY_OF_SHAPE_AND_FORM_IS_KNOWN_AS?$ |
| A. | Geometrical similarity |
| B. | Thermal similarity |
| C. | Geometrical similarity |
| D. | Kinematic similarity |
| Answer» B. Thermal similarity | |
| 6. |
A_similarity_in_thermal_quantities_is_achieved_when$ |
| A. | Nusselt number is same for both the fields |
| B. | Nusselt number is different for both the fields |
| C. | Prandtl number is same for both the fields |
| D. | Prandtl number is different for both the fields |
| Answer» D. Prandtl number is different for both the fields | |
| 7. |
The similarity of motion is known a? |
| A. | Thermal similarity |
| B. | Dynamic similarity |
| C. | Geometrical similarity |
| D. | Kinematic similarity |
| Answer» E. | |
| 8. |
The similarity of masses and forces of the corresponding particles of flow is known as |
| A. | Kinematic similarity |
| B. | Dynamic similarity |
| C. | Geometrical similarity |
| D. | Thermal similarity |
| Answer» C. Geometrical similarity | |
| 9. |
The comparison of two systems made on the basis of their temperature, specific heat and heat flu is known as |
| A. | Dynamic similarity |
| B. | Kinematic similarity |
| C. | Thermal similarity |
| D. | Geometrical similarity |
| Answer» D. Geometrical similarity | |
| 10. |
Thermal similarity refers to the comparison of two systems made on the basis of their |
| A. | Temperature |
| B. | Specific heat |
| C. | Heat flux |
| D. | Length |
| Answer» E. | |
| 11. |
Geometrically similarity prescribes that the ratio of the corresponding linear dimensions of the two systems are |
| A. | Unity |
| B. | Same |
| C. | Never same |
| D. | May be twice |
| Answer» C. Never same | |
| 12. |
The results obtained from experiments on models can be applied to prototype only if a complete similarity exists between the model and prototype and for that the two systems may be |
| A. | Geometrically similar |
| B. | Kinematically similar |
| C. | Dynamically similar |
| Answer» D. | |
| 13. |
Which term refers to the theory and art of predicting prototype conditions from model observations? |
| A. | Nusselt number |
| B. | Dimensional homogeneity |
| C. | Thermal boundary layer |
| D. | Similitude |
| Answer» E. | |
| 14. |
Which is a full size structure employed in the actual engineering design? |
| A. | Proton |
| B. | Prototype |
| C. | Electron |
| D. | Neutron |
| Answer» C. Electron | |