Cruising Performance - Specific Air Range and Specific Endurance Online Exam Quiz
Cruising Performance - Specific Air Range and Specific Endurance GK Quiz. Question and Answers related to Cruising Performance - Specific Air Range and Specific Endurance. MCQ (Multiple Choice Questions with answers about Cruising Performance - Specific Air Range and Specific Endurance
At which cases does descent of flow occur?
Options
A : By flying the aircraft at airspeed less than minimum drag speed
B : By flying the aircraft at airspeed more than minimum drag speed
C : By flying the aircraft at airspeed less than maximum drag speed
D : By flying the aircraft at airspeed more than maximum drag speed
In cruise performance the fuel mass flow determines the rate of change of mass of the aircraft.
Options
A : TRUE
B : FALSE
C : -
D : -
In the case of gliders, the descent is calculated by lift-drag ratio.
Options
A : TRUE
B : FALSE
C : -
D : -
In what proportion should the propulsive thrust be so that the aircraft will decelerate?
Options
A : Thrust is less than airframe drag
B : Thrust is more than airframe drag
C : Greater airspeed
D : Less airspeed
There are two ways of aircraft descend of an aircraft.
Options
A : TRUE
B : FALSE
C : -
D : -
What are the factors for that increase the drag in an aircraft?
Options
A : Varying airspeed
B : Constant airspeed
C : Varying thrust
D : Varying fuel ratio
What is specific air range?
Options
A : horizontal distance flown per unit of fuel consumed
B : vertical distance flown per unit of fuel consumed
C : horizontal distance flown per unit time
D : vertical distance flown per unit time
What is specific endurance?
Options
A : It is instantaneous flight distance per unit of time
B : It is instantaneous flight time per unit of distance
C : It is instantaneous flight distance per unit of fuel consumed
D : It is instantaneous flight time per unit of fuel consumed
What will be the specific endurance of an aircraft having fuel mass flow 0.75 kg/s and true air speed is 300m/s?
Options
A : 400 m/kg
B : 333 m/kg
C : 133 m/kg
D : 250 m/kg
What will be the specific endurance of an aircraft having fuel mass flow 0.75 kg/s?
Options
A : 4.33 s/kg
B : 3.33 s/kg
C : 1.33 s/kg
D : 2.33 s/kg
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