MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Aerodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What are the particles which obey Fermi Dirac statistics called? |
| A. | Bosons |
| B. | Fermions |
| C. | Leptons |
| D. | Quarks |
| Answer» C. Leptons | |
| 2. |
In a boson particle, how many elementary particles are present inside a molecule? |
| A. | Odd number |
| B. | Even number |
| C. | Zero |
| D. | Imaginary number |
| Answer» C. Zero | |
| 3. |
What is a ground state? |
| A. | Energy when gas is at absolute zero |
| B. | Energy when gas is at 273.15 K |
| C. | State where energies are non existent |
| D. | State where only translation energy exists |
| Answer» B. Energy when gas is at 273.15 K | |
| 4. |
For a single atom what is the total energy a sum of? |
| A. | Translation and rotational energy |
| B. | Electrical and vibrational energy |
| C. | Translation and electronic energy |
| D. | Rotational, electronic and translation energy |
| Answer» D. Rotational, electronic and translation energy | |
| 5. |
The source of electronic energy is kinetic energy due to translation motion. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
How many degrees of freedom is there for a CO2 molecule with rotational kinetic energy? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 6 |
| Answer» C. 3 | |
| 7. |
How many thermal degrees of freedom is there for a diatomic molecule having translation energy? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 6 |
| Answer» C. 4 | |
| 8. |
At 4000 K what happens to the gas? |
| A. | Oxygen is dissociated completely |
| B. | Nitrogen is dissociated completely |
| C. | Oxygen is dissociated completely, nitrogen begins to dissociate |
| D. | Ionization of both oxygen and nitrogen |
| Answer» D. Ionization of both oxygen and nitrogen | |
| 9. |
At high temperatures, what does dissociation of molecule mean? |
| A. | Atoms break away from molecular structure |
| B. | Electrons break away from the atom |
| C. | Protons and neutrons break away |
| D. | Electrons jump to the higher energy state |
| Answer» B. Electrons break away from the atom | |
| 10. |
What is specific heat a function of at high temperatures? |
| A. | Time |
| B. | Temperature |
| C. | Entropy |
| D. | Density |
| Answer» C. Entropy | |
| 11. |
At higher temperatures, the assumption of a calorically perfect gas is valid. |
| A. | True |
| B. | False |
| Answer» C. | |