A Boeing 777-200 commercial jet weighs, fully loaded, 325,000 kg. The pilot places the turbines in maximum power condition for takeoff (before releasing the aircraft's brakes), situation in which they generate 450 kN of thrust in each turbine. Neglecting aerodynamic and bearing, estimate runway length and time necessary to achieve the speed of takeoff of 225 km / h. consider constant thrust in the two turbines during the journey on the ground.

Q: A hydraulic power pack has an output rating of 0.9 litres per second at a constant pressure of 35.0…

A: Given  Q=0.9ltr/s = 0.9×10-3 m3/s  P= 35MPa  D=90mm L= 1.5m

Q: A fan is to be used as a levitation demonstration. The air blows through the box-enclosed fan of 3…

A: according to the given information weight of the fan is  69lbf, height is 3 ft. The formula for…

Q: The thrust generated by a single jet engine a for s F=59000n. It take the plane (with a mass of…

A: Given: m = 6300 kg k = 100000 N/m F = 59000 N s = 0.95 km

Q: Given: Q h BE Suction pipe Discharge pipe 1.80 m pump Datum line DA = 20 cm = 0.20 m DB = Dc = 15 cm…

A:

Q: "s. What is the maximum height of the baseball,

A: need to find Maximum  Height of the baseball

Q: A wind turbine located at a height of 25m from ground, produces 950 kW. Its hub diameter negligible…

A: Assumption 1) Density of air is 1.2 kg/m3 2) Length of blade and radius of rotation is equal 3)…

Q: [3] An engineering student considers using a fan as a drone model. He plans to face the box-enclosed…

A: Given: Blade span diameter is: d=1 m The weight of the system is: w=2.3 kgf=22.56 N Air density is:…

Q: Determine an expression for the power P, developed by a pump valve when P, depends upon H, discharge…

A: Given: P = Power (W) H = Head (m) Q = Discharge (m3/s) w = specific weight (N/m3) P = f (H,Q,w)

Q: A chair lift is to be installed from the surface down to a depth of 150 m. The inclination is 17…

A:

Q: Show that the force exerted by a liquid jet on a stationary nozzle as it leaves with a velocity V is…

A: Assumptions: Flow is steady and incompressible. The frictional effects are negligible. Flow is…

Q: Sam, whose mass is 68 kg , straps on his skis and starts down a 68 m -high, 20∘ frictionless slope.…

A:

Q: A "turnpike double" (TPD) is a specific configuration of a tractor-trailer where the tractor unit…

A: Given, Mass of tractor = M0 = 10,000 kg Mass of trailer 1 = M1 = 30,000 kg Mass of trailer 2 = M2 =…

Q: jet

A: α=30oV1=30 m/su=12m/sϕ=18o

Q: Estimate the blade angle at the outlet of centrifugal pump discharging at 125L/s. The pump has a…

A:

Q: Consider a turbojet-powered aircraft flying with a airspeed of 250 mi/h at an altitude of 20,000 ft.…

A: Given data: Airspeed = u  = 250 mi/hr = 111.76 m/sAltitude = 20000 ft Inlet Area = 15 ft2 = 1.3935…

Q: Two bicycle tires are set rolling with the same initial speed of 3.3 m/sm/s along a long, straight…

A:

Q: An automobile having a mass of 2 Mg travels up a 7° slope at a constant speed of 100 km/h. If…

A: Mass of vehicle m=2Mg = 2*106g = 2000kg Slope =7' Speed V=100kmph = 100*5/18 =27.77m/s Efficiency…

Q: Explain the concept of the effect of i. Shifting a mass within a body ii. Adding a mass to a body…

A: As per policy i have solved first 3 for you.   Explain the concept of the effect of-  Shifting a…

Q: A low-altitude meteorological research balloon, temperature sensor, and radio transmitter together…

A: Calculate the weight of helium balloon,w1=ρhelium ×g×Vballoon.............(1)Here the density of the…

Q: ssuming the there are no heat effect and no frictional effects, find the kinetic energy in BTU of a…

A: To find the kinetic energy in BTU.

Q: jet fighter is flying at M = 3 at a height of 30,000 ft. A diffuser at its engine entrance reduces…

A:

Q: ㅁ T

A: Given: Mass of the bucket→m=150 g=0.15 Kg Mass flow rate of the water deposits →m'=63.1 g/s=0.0631…

Q: jet

A: Let vane is symmetrical then; θ0=θ1=θ 180-2θ=150θ=15o…

Q: Problem 3: A rocket with a fixed mass flow rate will continue to increase its velocity (accelerate)…

A: Mass of the rocket keeps on decreasing as it propels through the because of decrease in the mass of…

Q: How much energy (in MJ) does it take to lift a person and their luggage (800 lb total weight) to a…

A: Given : M = 800 lb = 362.874 kg H = 70000 feet = 21336 m V = 200 mph = 89.408 m/s To find : Amount…

Q: PROBLEM 8. The total weight of space shuttle including its payload mass and the empty external tank,…

A: Given data The total weight of space  mo = 428,100 lb. The external tank and the two solid rocket…

Q: 2. A fluid undergoes a frictionless process in a closed system from V₁ = 5ft' to V2 = 2 ft³ in…

A:

Q: Calculate the lift generated by the helicopter rotor blade.

A: Given data:resonant frequecny, f = 6.7 Hzvelocity, v = 28 m/sNumber of tooth in input gear, N1 =…

Q: A jet engine on an airplane moving at 950 km/hr has an exit area of 0.5 m². If gas exiting the…

A:

Q: Gas enters the rotor of an axial turbine stage at a speed of 520 m/s with a flow angle of 65°. The…

A:

Q: A train has a weight of 100 tons (2,000lbf) is stopped from 4 mph in 1 ft by a hydraulic cushion.If…

A:

Q: The jet aircraft has a total mass of 21 Mg and a center of mass at G. Initially at take-off the…

A: Given data with variables. m=21 Mg=21×103 kg2T=6 kNT'=2.1 kN   It is required to determine the…

Q: On a plane that will take off from an airport with a hot and high altitude; what can be the effects…

A: Given Data→ On a plane which is taking off from an airport with a hot and high altitude. This is…

Q: In Fig. 1, the box-fan of weight 22 N is hovering in the air. The air approaches the blades from the…

A:

Q: Water is flowing at a rate of 25 gpm in a pipe and at one end of the pipe, the internal diameter is…

A:

Q: A69 A typical escalator in the London Under- ground rises at an angle of 30 to the horizontal. It…

A: Given: Vertical height (h)=15mTime taken by the escalator to reach h=1min or 60secNumber of people…

Q: In a standard wind turbine, the typical range of wind speed at which the wind turbine starts…

A: The typical range of wind speed for generating the power is equal to 3 m/s to 25 m/s or (0.83 km/hr…

Q: An aircraft has a wing area of 20 m² and whose wings resemble the NACA 23012 with [ no flaps and is…

A: Given data Wing : NACA 23012 Wing area = A = 20 m2 Speed = v = 250 kmph = 69.4444 m/s Density of air…

Q: In airplanes why horizontal stabilizer or tail is ineffective at high speeds?

A:

Q: jet strikes a stationery curved vane without shock and is deflected 150° from its original…

A:

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.