MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Aircraft Performance knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is the correct relationship between and Cv? |
| A. | C<sub>v</sub>=R ( frac{ gamma}{ gamma-1} ) |
| B. | C<sub>v</sub>= ( frac{R}{ gamma-1} ) |
| C. | C<sub>v</sub>= ( frac{R}{ gamma+1} ) |
| D. | C<sub>v</sub>=R ( frac{ gamma}{ gamma mp1} ) |
| Answer» C. C<sub>v</sub>= ( frac{R}{ gamma+1} ) | |
| 2. |
Which of the following is the correct relationship between R and Cp? |
| A. | R=C<sub>p</sub> ( frac{ gamma-1}{ gamma} ) |
| B. | C<sub>p</sub>=R ( frac{ gamma-1}{ gamma} ) |
| C. | R=C<sub>p</sub> ( frac{ gamma+1}{ gamma} ) |
| D. | C<sub>p</sub>=R ( frac{ gamma}{ gamma-1} ) |
| Answer» B. C<sub>p</sub>=R ( frac{ gamma-1}{ gamma} ) | |
| 3. |
CAS stands for __________ |
| A. | calculated air speed |
| B. | casual air speed |
| C. | crucial air speed |
| D. | calibrated air speed |
| Answer» E. | |
| 4. |
GS stands for __________ |
| A. | gravitational speed |
| B. | greater speed |
| C. | ground speed |
| D. | gradual speed |
| Answer» D. gradual speed | |
| 5. |
IAS stands for ___________ |
| A. | inductor air speed |
| B. | indicated air speed |
| C. | induced air speed |
| D. | isentropic air speed |
| Answer» C. induced air speed | |
| 6. |
TAS stands for _________ |
| A. | true air speed |
| B. | temperature air speed |
| C. | troposphere air speed |
| D. | thermal air speed |
| Answer» B. temperature air speed | |
| 7. |
What is true airspeed? |
| A. | relative speed of aircraft with respect to the surrounding air flow |
| B. | relative speed of aircraft sound with respect to the surrounding air flow sound |
| C. | moment of aircraft with respect to air |
| D. | moment of aircraft with respect to ground |
| Answer» B. relative speed of aircraft sound with respect to the surrounding air flow sound | |
| 8. |
Which of the following is the general equation that relates flow temperature to true airspeed? |
| A. | C<sub>p</sub>T+ ( frac{V^2}{2} )=constant |
| B. | C<sub>p</sub>T- ( frac{V^2}{2} )=constant |
| C. | C<sub>v</sub>T+ ( frac{V^2}{2} )=constant |
| D. | C<sub>v</sub>T- ( frac{V^2}{2} )=constant |
| Answer» B. C<sub>p</sub>T- ( frac{V^2}{2} )=constant | |
| 9. |
Airspeeds are of three types. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
What is meant by airspeed? |
| A. | The relative velocity between the aircraft and the air mass in which the aircraft is flying |
| B. | The ratio of velocity between the aircraft and the air mass in which the aircraft is flying |
| C. | The relative acceleration between the aircraft and the air mass in which the aircraft is flying |
| D. | The ratio of velocity between the aircraft and the ground in which the aircraft is flying |
| Answer» B. The ratio of velocity between the aircraft and the air mass in which the aircraft is flying | |
| 11. |
What is the relation between pressure and density in an adiabatic air flow? |
| A. | ( frac{p_1}{p_2} )=( ( frac{ rho_1}{ rho_2} ))<sup> ( frac{1}{ gamma} )</sup> |
| B. | ( frac{p_1}{p_2} )=( ( frac{ rho_1}{ rho_2} ))<sup> </sup> |
| C. | ( frac{p_1}{p_2} )=( ( frac{ rho_1}{ rho_2} ))<sup> +1</sup> |
| D. | ( frac{p_1}{p_2} )=( ( frac{ rho_1}{ rho_2} ))<sup> -1</sup> |
| Answer» C. ( frac{p_1}{p_2} )=( ( frac{ rho_1}{ rho_2} ))<sup> +1</sup> | |