AVIA 305 Review Test Submission:Test 1 - Attempt Score 57.5 out of 75 points

AVIA 305 Review Test Submission: Test 1 Attempt Score 57.5 out of 75 points • • Question 1 An airplane is operating from an airfield that has a barometric pressure of 28.86 in. Hg and a runway temperature of 20C. Calculate (or find in Table 2.1) the Temperature Ratio: • Question 2 The corrections that must be made to indicated airspeed (IAS) to obtain calibrated airspeed (CAS) are: • Question 3 A large Reynolds number (greater than 10 million) indicates • Question 4 An airplane is operating from an airfield that has a barometric pressure of 28.86 in. Hg and a runway temperature of 20C. Calculate (or find in Table 2.1) the Pressure Ratio: • Question 5 For a cambered airfoil, an increase in velocity results in • Question 6 Reference Figure 2. #4 is the • Question 7 For a symmetrical airfoil, • Question 8 As thickness of an airfoil is increased, the stall AOA • Question 9 Pressure ratio can be defined as: • Question 10 Reference Figure 2. #2 is the • Question 11 Aerodynamic Force (AF) resolves into which to aerodynamic components? • Question 12 Solve for left and right moment arm and fulcrum force against the seesaw(respectively)(See Figure 1_Test 1): • Question 13 Equilibrium is defined as “a state of balance or equality between opposing forces.” What two requirements must be met in order to be considered in a state of equilibrium? • Question 14 An aircraft weighs 12,000 lbs. If the coefficient of friction is 0.8, find the braking force F b on the airplane. • Question 15 Laminar flow airfoils (NACA 66-XX series) are designed for the airflow to remain laminar much further back from the leading edge than on the conventional airfoils. What effect does an increase in AOA have on the laminar characteristics of a laminar flow airfoil? • Question 16 A helicopter has a rotor diameter of 24 feet and it is being operated in a hover at 338.25 rpm. The tip speed (V t) of the rotor is: • Question 17 An aircraft flying from LYH to RDU at 5,000 feet and 110 KIAS is said to have what kind of quantity? • Question 18 The best engine-out glide ratio occurs at • Question 19 Potential Energy is defined as: • Question 20 An aircraft is traveling west at an airspeed of 120 knots and is experiencing a crosswind of 20 knots from the north (90). Find the Drift Angle. • Question 21 An airplane is operating from an airfield that has a barometric pressure of 28.86 in. Hg and a runway temperature of 20C. Calculate (or find in Table 2.1) the approximate Density Altitude: • Question 22 Newton's Third Law of Motion states that: • Question 23 A quantity that has both magnitude and direction is called: • Question 24 The mean camber line can be defined as • Question 25 Drag due to the interference of boundary layers from different parts of the aircraft is known as • Question 26 The angle between the relative wind and the chord line of an airfoil is the • Question 27 The most employed technique for reducing induced drag on modern aircraft is the use of • Question 28 An aircraft's turbojet engine produces 10,000 lbs of thrust at 200 knots true airspeed. What is the equivalent power that it is producing? For temperatures to be used in calculating the effects on performance, the appropriate absolute scale must be used. Assuming you maintain a constant altitude, a decrease in temperature will: • Question 30 Wingtip vortices contribute to which type of drag