MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Aerodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
THE_ENTHALPY_IS______?$ |
| A. | H = U+ p*V |
| B. | H = U+ p |
| C. | H = U+I |
| D. | H = U+ p*V<sup>2</sup> |
| Answer» B. H = U+ p | |
| 2. |
In a thermodynamic system, the measurement of heat is called as __________? |
| A. | Entropy |
| B. | Enthalpy |
| C. | Internal energy |
| D. | Heat transfer |
| Answer» C. Internal energy | |
| 3. |
The energy equation, the total energy is equal to the sum of _______ |
| A. | Kinetic energy + potential energy |
| B. | Kinetic energy + pressure energy |
| C. | Kinetic energy + potential energy + pressure energy |
| D. | Pressure energy + potential energy |
| Answer» D. Pressure energy + potential energy | |
| 4. |
Determine the kinetic energy of the body of mass 90 kg moving with a speed of 200 m/s. |
| A. | 15000 Joules |
| B. | 900000 Joules |
| C. | 21000 Joules |
| D. | 40000 Joules |
| Answer» C. 21000 Joules | |
| 5. |
The SI unit of kinetic energy is ___________ |
| A. | Newton |
| B. | Joules |
| C. | Pascal |
| D. | Meters |
| Answer» C. Pascal | |
| 6. |
A body moves 5m in a forward direction and then comes back to the same position. Which of the following energy does it have? |
| A. | Potential energy |
| B. | Sum of kinetic energy plus potential energy |
| C. | Kinetic energy |
| D. | Impulsive energy |
| Answer» D. Impulsive energy | |
| 7. |
The formula for kinetic energy is __________ |
| A. | KE = 0.5*m*v |
| B. | KE = 0.5*m*v<sup>2</sup> |
| C. | KE = m*v<sup>2</sup> |
| D. | KE = 0.6*m*v<sup>2</sup> |
| Answer» C. KE = m*v<sup>2</sup> | |
| 8. |
Conservation of energy is based on which law of thermodynamics? |
| A. | First law of thermodynamics |
| B. | Second law of thermodynamics |
| C. | Zeroth law of thermodynamics |
| D. | Third law of thermodynamics |
| Answer» B. Second law of thermodynamics | |