Q1. Given: SAT=20 C, Mach = 0.85; Find TAT (Assume Kr=1)
62 C
Q2. Which of these formulae gives the total temperature (Tt) from the static temperature (Ts):
Q3. Total Air Temperature is ____ Than ____ by an amount which is proportional to ____
Higher; Static air temperature; TAS.
Q4. What is the ram recovery factor for a Rosemount temperature probe?
1.0.
Q5. Total Air Temperature is:
the maximum temperature attainable by the air when brought to rest adiabatically
Q6. At a true airspeed of 500 knots, what is the ram rise?
$25^{circ}C$
Q7. With increases in Mach number heating error will:
Increase.
Q8. A direct reading aircraft thermometer usually consists of a bimetallic helix… movement depends upon:
different coefficients of expansion of the two metals
Q9. About TAT probe, which of the following statement is true:
TAT probe is highly accurate.
Q10. Given: SAT = -10 C, Mach = 0.80; Find TAT (Assume Kr=1)
24 C
Q11. An air temperature probe may be aspirated in order to:
measure air temperature on the ground
Q12. Which of the following is correct regarding temperature measurement:
TAT will be always greater than SAT
Q13. What types of thermometer are used in modern aircraft? (1.Resistive, 2.Mercury, 3.Capacitive, 4.Inductive, 5.Thermocouples)
1, 2, 5.
Q14. Heating error in TAT probe is most significant during:
negligible affect due maneuvering
Q15. Given: SAT=-30 C, Mach = 0.75; kr=0.8; then TAT is ____ K.
265 K
Q16. Given: SAT = -40C, Mach = 0.8, Kr = 0.8; Find TAT
-17 C
Q17. Heater fitted in the temperature probe will cause air to:
but this error can be removed by calibrating the instrument
Q18. A remote reading thermometer depends on:
change of electrical resistance with temperature
Q19. Aircraft air temperature thermometers are shielded to protect them from:
solar radiation
Q20. Total air temperature is?
SAT plus kinetic heating
Q21. Given: SAT= 20 C, Mach = 0.80; Kr = 0.8, then TAT is ____ K.
323 K
Q22. The difference between SAT and TAT is known as:
the total ram rise
Q23. Strut on the temperature protects from:
solar heating
Q24. About TAT probe, which statement is NOT true:
TAT probe is only used in smaller aircraft
Q25. TAT is?
SAT plus ram rise due to adiabatic compression.
Q26. Direct reading thermometer uses Brass and INVAR. Which is correct:
INVAR has low coefficient of expansion or contraction than BRASS