Please help me to complete all the questions.
Topic : Airflow
1 When an aircraft flies at 60 knots , the airflow is ……………….
2 An aircraft is flying at critical machnumber when the local airflow is ……………….
3 The downwash is strongest at the ………………..
4 A …………….. boundary layer has a larger slope at the surface compared to a …………… boundary layer .
5 The zero - lift Angle of Attack , lift on symmetrical & asymmetrical aerofoil is …………… and ……………… respectively .
6 An aeroplane in flight experiencing a headwind will have a ground speed that is ………… to its true airspeed .
7 A …………… boundary layer has less energy compared to a ………………
boundary layer .
8 The differential pressure gauge is used to get ……… pressure by subtracting …………….. pressure measured by ………………….. , from …………….. pressure measured by …………………
9 The pitot tube & static source are connected to the ………………
10 At zero absolute angle of attack , lift on symmetrical and asymmetrical aerofoils is …………….. and ………………. respectively .
11 The slope of the velocity profile at the surface controls the …………………
12 The downwash is only present …………………..
13 Correcting the true airspeed for wind conditions would result in ……………….
14 The angle of attack from the relative wind to the chordline , local relative wind , and zero-lift line are ……………… , …………………….. and ………….. resectively.
15 Correcting the calibrated airspeed for compressibility effects would result in ……….
16 Do airfoils have downwash ? Explain your answer .
Topic : Airflow
1 When an aircraft flies at 60 knots , the airflow is ……………….
2 An aircraft is flying at critical machnumber when the local airflow is ……………….
3 The downwash is strongest at the ………………..
4 A …………….. boundary layer has a larger slope at the surface compared to a …………… boundary layer .
5 The zero - lift Angle of Attack , lift on symmetrical & asymmetrical aerofoil is …………… and ……………… respectively .
6 An aeroplane in flight experiencing a headwind will have a ground speed that is ………… to its true airspeed .
7 A …………… boundary layer has less energy compared to a ………………
boundary layer .
8 The differential pressure gauge is used to get ……… pressure by subtracting …………….. pressure measured by ………………….. , from …………….. pressure measured by …………………
9 The pitot tube & static source are connected to the ………………
10 At zero absolute angle of attack , lift on symmetrical and asymmetrical aerofoils is …………….. and ………………. respectively .
11 The slope of the velocity profile at the surface controls the …………………
12 The downwash is only present …………………..
13 Correcting the true airspeed for wind conditions would result in ……………….
14 The angle of attack from the relative wind to the chordline , local relative wind , and zero-lift line are ……………… , …………………….. and ………….. resectively.
15 Correcting the calibrated airspeed for compressibility effects would result in ……….
16 Do airfoils have downwash ? Explain your answer .