Propeller thrust and power

Assignment Help Mechanical Engineering
Reference no: EM13712347

Propeller Thrust and Power

The exit velocity from the control volume of the propeller from problem 1) is 120 m/s. Use the flight velocity and operating altitude from problem 1)

a) Calculate the total net thrust generated by the propeller

b) Calculate the propeller power used to generate thrust.

c) The turbine driving the propeller generates 416 kW of power. Calculate the efficiency of the propeller.

d) Calculate the advance ratio of the propeller from problem 1).

e) What is the importance of the advance ratio for design and use of a propeller?

Reference no: EM13712347

Questions Cloud

What are the enthalpy and entropy changes of the steam : The state of 1 lbm of steam is changed from saturated vapor at 20 psia to superheated vapor at 50 psia and 1000 F. What are the enthalpy and entropy changes of the steam? What would the enthalpy and entropy changes be if steam were an ideal gas?
What is the exit temperature of cold water : An adiabatic heat exchanger is used to heat cold water at 8°C entering at a rate of 3 kg/s by hot air at 150°C entering also at rate of 3 kg/s. If the exit temperature of hot air is 30°C, what is the exit temperature of cold water? Use constant speci..
Seven kilograms of air is contained in a constant : Four kilograms of water initially at 200 degree Celsius and 0.5 MPa undergo an isothermal, internally reversible compression process to the saturated liquid state. Determine the work and heat transfer involved in the process (in kJ). Sketch the proce..
Distinguish between simple object access : Distinguish between Simple Object Access Protocol (SOAP), Web Services Description Language (WSDL), and Universal Description, Discovery, and Integration (UDDI).
Propeller thrust and power : Calculate the total net thrust generated by the propeller. Calculate the propeller power used to generate thrust. The turbine driving the propeller generates 416 kW of power. Calculate the efficiency of the propeller.
Companion viruses are an increasing problem : Hackers and their companion viruses are an increasing problem, especially on the Internet. What are the most important measures for a firm to take to protect itself from this? Is full protection feasible? Why or why not?
Active role in union-management negotiations : Active role in union-management negotiations - Do you think that it is appropriate for a government entity
Consider a silicon rubber drain hose for surgical procedure : Silicon rubber has a Poisson's ratio of 0.4. Consider a silicon rubber drain hose for a surgical procedure; the hose has an outer diameter of 4 mm and a wall thickness of 0.5 mm. How much does the lumen (interior space) of the catheter constrict if t..
Developing a graphical user interface in programming : Developing a graphical user interface in programming is paramount to being successful in the business industry. This project incorporates GUI techniques with other tools that you have learned about in this class.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  The magnitude of heat transfer in kw from the condensing

in a condenser of a steam power plant the lake water is used as a coolant for the condensing steam. steam enters at 10

  An isolated system consists of a 10-kg copper slab

An isolated system consists of a 10-kg copper slab initially at 30°C, and 0.20 kg of saturated water vapor, initially at 130°C. Assuming no volume change, determine the final equilibrium temperature of the isolated system in °C.

  The plates leave a heat treatment oven 300 c and ambient

a flat steel plate is 1 m long and 1 m wide. air flows over the plate at 10 ms. the plates leave a heat treatment oven

  An accelerometer indicates that part of a machine element

an accelerometer indicates that part of a machine element is vibrating harmonically at 82cps with a maximum

  Determine the rate of heat transfer through the rod

Consider an aluminium (k = 380 W/m-K) cylindrical rod of 0.15-m-long and 0.05-m-diameter. The top and bottom surfaces of the rod are maintained at constant temperature of 20oC and 95oC, respectively, while the side surface is perfectly insulated. Det..

  Sandbag is released from hot air balloon at an altitude of

sandbag is released from hot air balloon at an altitude of 1312ft. the net effect of gravity and aerodynamic friction

  What are the tensions in cables ab and ac

Two tow trucks lift a 660 lb motorcycle out of a ravine following an accident. If the motorcycle is in equilibrium in the position shown, what are the tensions in cables AB and AC?

  During a pulse what is the light intensity on the target

asers can be used to drill or cut material. one such laser generates a series of high-intensity pulses rather than a

  Calculate the angular separation between the first order

Calculate the angular separation between the first order minima on either side of the central maxima when the slit has a width of 6x10-4 cm & light illuminating it has a wavelength of 6000A0?

  The acceleration a of a slider block and its displacement s

the acceleration a of a slider block and its displacement s are related by the expression a k s where k is a

  The exhaust mass flow rate is constant at 21 lbms assuming

a rocket is held stationary by the horizontal force fx and the vertical force fz during a test run. the velocity and

  Are the wall taps used to measure static pressure of air

In the wind tunnel experiment, four wall taps are used to measure pressure. Are those wall taps used to measure pressure of the air very close to the wall surface? What is the velocity of air close to the wall surface? Are the wall taps used to measu..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd