A circular cylinder of radius 10 cm length 100 cm is rotated clockwise by 10 rad/s . The amount of lift generated is 6 N when air flow approaches the cylinder at V=? ( pi number=3 Air density=1 kg/m3 ) ANSWER:10 m/s

Q: A cylindrical steel tank is 6 m in diameter and 9m high at -15°C is completely full of gasoline.  If…

A: Given Data: Initial temperature, Ti=-15 C Final temperature, Tf=22 C

Q: A long circular cylinder rotates at a constant angular velocity of 100 rad/s while subjected to a…

A:

Q: Thrust is required to propel an airplane at a fi nite forwardvelocity. Does this imply an energy…

A: The force that allows the aeroplane to move forward is the thrust force. Thus the thrust force is…

Q: The drag coefficient CD is a nondimensional parameter and is a function of drag force FD, density ?…

A: Drag force is a force acting on a body (moving or stationary)which is  present in a moving or…

Q: Wind blows over a surface producing the pressure distribution shown below. What is the pressure drag…

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Q: A jet flights with a speed of 291 m/s . If the jet's engine has a power of 1,462,823 W. what is the…

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Q: 2. You are working for a glider manufacturer and have been asked to analyse the laminar boundary…

A: For the solution refer below images.

Q: Air flows over a stationary flat plate at speed of 4,5 m/s . Plate has a width of 1 m. Air has a…

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Q: A metal part (object 2) is hanging by a thin cord from a floating wood block (object 1). The wood…

A:

Q: Air flow at a constant speed (Ug = 10 m/s) is forming a two-dimensional incompressible laminar…

A: For solution refer below images

Q: Jetskis function using an impeller wherein they intake water from the bottom and eject it out the…

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Q: A 2 m diameter cylinder rotates at 1800 rpm in an air stream (p=1226 kg/m³) of 25 m/sec. Estimate…

A: Air density cannot be 1226 kg/m3 which is greater than density of water = 1000 kg/m3 . Hence,…

Q: In your own words, list at least three “red flags” to look out for when performing laminar boundary…

A: Red flags while performing laminar boundary layer calculations: 1). Boundary layer calculations are…

Q: An aircraft is flying at Mach 0.22 just above sea level on a standard day. The velocity at a point…

A: mach number M=0.22velocity of boundary layer v=95 ms-1to find pressure at that point

Q: An annular container, with inner radius ?, and outer radius ?, is filled with a fluid of density ?,…

A: Given data: This is the case of forced vortex flow

Q: Air flows over a stationary flat plate at speed of 4,3 m/s. Plate has a width of 1 m. Air has a…

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Q: Air ( density :1,2 kg /m3 viscosity : 1.5x10-5 m2 /s ) flows over a flat plate of length 2,5 m and…

A: Given, ρ = 1.5 kg/m3v = 1.5 × 10-5  m2/sL = 2.5 mW = 1 mV = 1.5 m/s  Total area exposed for drag (A)…

Q: A flat plate with a length of 2.4 m and width 0.9 m moves horizontally with velocity 1 m/s in still…

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Q: or a supersonic flow, determine an analytic relation for the ratio Po2/P₁ = f(M₁) that will llow you…

A: To determine: The analytic relation for finding incoming Mach number.