Discuss the importance of lift and drag with the help of examples.

Q: Describe how Foilsim calculates lift and drag.

A: For students studying about the lift of airfoils and wings, FoilSim II is  very good software. The…

Q: What is the main cause of the increase in drag when you increased the angle of attack?

A: Drag is the aerodynamic effect that affects the motion through air. It is generated due to relative…

Q: . 5.20 Suppose you are designing a parachute with a drag coefficient of 0.5. What cross-sectional…

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Q: Calculate lift, drag and (T/W ratio) for an aeroplane with velocity 500 m/s, wing area 45 m2 , a…

A: Given data U∞=500 m/sA=45 m2CD=0.05CL=0.9

Q: Force acting on a truck (frontal area of 2.01 m?) in the flow direction as shown is measured…

A: A=2.01 m2F=x+100 N where x=190.6  soF=190.6+100 F=290.6 NP0=1 atm T0=20 °CU=95kmhU=95×518=26.388…

Q: Determine the skin drag and power in Problem 5, if the surface of the tanker has a roughness of 1.5…

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Q: An Aircraft with a drag coefficient of 0.95 and a frontal area of 10 m? is travelling at a Mach…

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Q: s drag?

A: kindly refer below solution.

Q: A shuttlecock is launched from the ground with an initial speed of 33.3163 m/s at an angle of 8.1977…

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Q: What is the effective angle of attack ? What is the induced drag ? Show them by drawing a sketch and…

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Q: Explain the effect of aerodynamic drag and lift on aerofoils.

A: Aerodynamic drag is defined as the amount of force acting in the opposite direction of a moving…

Q: sign is exposed to a 15 m/s wind on a standard day. Estimate the drag on the sign if (a) the sign is…

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Q: explain the effect of aerodynamic drag and lift on aerofoils

A: As an aircraft's speed increments, drag on the flying machine generally increments much speedier.…

Q: wing and induced drag coefficient!

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Q: An Aircraft with a drag coefficient of 0.95 and a frontal area of 10 m2 is travelling at a Mach…

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Q: A streamlined experimental solar car has a frontal area of 0.48 m² and an expected coefficient of…

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Q: 2.A fluid at a temperature of 75 oC flows at a speed of 10 m/s across a pipe outer diameter of 5…

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Q: Fairings are attached to the front and back of a cylindrical body to make it look more streamlined.…

A: Drag forces arise from pressure differences over the body (due to its shape) and frictional forces…

Q: What is the effect of Reynolds number on drag coefficient , lift coefficient and L/D ratio

A: The lift-to-drag proportion increases as the Reynolds number increases for both the airfoils…

Q: Explain how Foilsim determines lift and drag.

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Q: A 17,000-kg tractor-trailer rig has a frontal area of 9.2 m2, a drag coefficient of 0.96, a rolling…

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Q: A 0.80-m-diameter, 1.2-m-high garbage can is found in the morning tipped over due to high winds…

A: Draw diagram of can when it is just to lift about point P, Given

Q: An airplane has a mass of 50,000 kg (without load), a wing area of 360 m2 , a maximum lift…

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Q: (a) A luxury sports car has a frontal area of 23.1 ft and a 0.24 coefficient of drag at 80 mph. How…

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Q: What is the Effect of wing plan form (taper ratio and wing twist) and aspect ratio(AR) on the…

A: Wing plan form affects drga coefficient and lift.  In this aspect ratio is given as ratio bet wind…

Q: In a well designed wing, which of the following would best describe the lift to drag ratio? O a.…

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Q: ler angles of attack, which is associated wi Diffuser effect Дифузорно течение O a decrease in Lift…

A: Solution ;

Q: Bill gets a job delivering pizzas. The pizza company makes him mount a sign on the roof of his car.…

A: The Work drag  is        W=12ρairAV2CDL where    CD = 0.94 Average speed, V =45 mph…

Q: a) A group of researchers from UMP conducted a project collaboration with an aircraft company to…

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Q: Using shock-expansion theory, calculate the lift and drag coefficients for a flat plate at a 5°

A: Given: Mach number =2.6 angle of attack=5 To determine: Lift and rag coefficient

Q: At subsonic speeds, how do the lift coefficient CL and drag coefficientCD for a wing vary with angle…

A: When the angle of attack increases, the flow separation on the upper surface of the wing becomes…

Q: A shuttlecock is launched from the ground with an initial speed of 36.9838 m/s at an angle of 9.9728…

A: given information:     The initial speed of shuttle cock (u) = 36.9838 m/s   angle made by initial…

Q: What is necessary to increase the Lift to Drag ratio and its Maximum value?

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Q: Example 5 The total mass, wing area, cruising speed, and air resistance power of a small aircraft…

A: Givenm=1800kgA=42m2V=280 km/hr =280×1033600=77.78m/sPa=190kWH=4000m

Q: from attached sheet solve : VBx will be ? VBy will be ? Xo = ? Vo x = ? XB = ? YB = ? Yo = ? Vyc = ?…

A: for solution refer below images.

Q: Use FoilSim to investigate how an aircraft wing produces lift and drag by changing the values of…

A: Given Foilsim To find Lift and drag conditions

Q: How to get more accurate data for lift coefficient (Cl) and drag coefficient (Cd) compared to…

A: Foilsim is the software used to simulate the flow of fluid around various shapes. It displays the…

Q: Calculate lift, drag and (T/W) for an aeroplane with velocity 500 m/s, wing area 45 m2 , a drag…

A: Given, V = 500 m/s A = 45 m2 CD = 0.05 CL = 0.9

Q: What is the main cause of the increase in drag when you increased the angle of attack?

A: As a wing moves through the air , the airfoil is inclined to the flight direction at an angle. As…

Q: decimal places on final answer, and in scientific notation for less than 1 values. Include the units…

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Q: and roof closed. What is the percent increase of horsepower needed to maintain the speed if the…

A: for solution refer below images. From the given dataCdc=0.32{ with window and roof closed }Cdo=0.43…

Q: Explain

A: given: explain lift force and lift coefficient

Q: Explain the causes of Lift and Drag on the illustration below:

A: The component of the aerodynamic force that is perpendicular to the flow direction is known as…