Q4. A turbine stage has a loading factor (V)of 1, reaction (R) of 0.5, blade velocity...
Q2 Figure 2.1 shows the velocity diagram for an axial turbine stage. The turbine rotor blade speed is 80 m's. Exhaust gas flow through the turbine stage with a constant axial velocity (2) at 90 m/s. List of relative and absolute flow angles at the rotor inlet and outlet are given in APPENDIX D for each student, respectively. At rotor inlet At rotor outlet B3 Cx2 = 90 m/s B2 Cx3 = 90 m/s W2 0.3 Cys 44 U =...
Consider the flow of combustion gases, withyand R 287 J/(kg K), through a normal turbine stage (G-constant, αι α3.rn-constant), such that the flow angle at the exit of the rotor is the same as that entering the stator, and q a,- 3 14.4o. The inlet total temperature is To1 1200K. The axial velocity is constant cx- 280 m/s. The flow leaves the stator at angle α2 = 57.70. The mean radius of the rotor sr 17 cm, and the rotor...
TQi The rotor and stator rows arrangement of an axial compressor stage and their general velocity diagrams are shown in Figure 1.1 (a) and (b), respectively. The compressor rotor blade speed is set at 100 m's and the inlet absolute flow velocity for rotor (C1) and stator (C:) are given in APPENDIX A (Each student will have different data) Consider normal stage condition and constant axial flow throughout the stage at 50 m's 01 C 0 SS 93 ROTOR t=100...
A normal stage turbine with R 0 operates with axial entry. The nozzle (stator) turns the flow by 64°. (a) Find the flow coefficient. (b) What is the discharge velocity from the nozzles, if the axial velocity is cx 240 m/s? (c) Calculate the work delivered by the stage and the drop in the stagnation temperature, given gases with cp 1148J/(kg A normal stage turbine with R 0 operates with axial entry. The nozzle (stator) turns the flow by 64°....
Jack and Jill ran up the hill at 3.1 m/s. The horizontal component of Jill's velocity vector was 2.0 m/s. Part A What was the angle of the hill? Express your answer in degrees. O AQ R O 2 ? Submit Request Answer Part B What was the vertical component of Jill's velocity? Express your answer with the appropriate units. Ii ? uÅR 0,= Value O 2 Units Vy = Submit Request Answer A velocity vector 45 above the positive...
Problem # 2-A single phase, 60 Hz, 10 KVA, 440/ 110 V has the following R1 0.15 R 0.0086X 0.5 X 0.0286 Re and Xnare 1500 and 1000 referred to the high voltage side Using the approximate equivalent circuit, Calculate the transformer no load power a- current, power factor and power when terminal voltage is 470 V. What would these values be if the transformer were ideal? b Calculate the transformeroutput power and eficiency when load of 1.6+j1.2 ohms is...
(2 points) Two driven inductors A R = 1 kΩ resistor, a L1 = 20 mH inductor and a L2 28 mH inductor are connected in series. A funtion generator drives the circuit with a 5 Vpp variable frequency sine wave. (a) What is the equivalent impedance Zeq of this circuit? O A. R +jwLIL2/(L1+ L2) E. None of these (b) For what angular frequency does |Zoq v2 R? 20833.3 radians/sec (c) What is the peak-to-peak value of the voltage...
[1 point] A negatively charged particle has a velocity in the negative z-direction at point P. The magnetic force on the particle at this point is in the negative y-direction. Which of the following statements about the magnetic field at point P can be determined from this data? [Notation: "B"represents the magnitude of the component of the magnetic field in the i-tih direction.] 1.) What information can be deduced about B,? a. Br is negative. b. B is positive. c....
5.0. Protons with kinetic enerigy of 50 MeV are moving in the positive x direction and enter a magnetic B (0.5 T)k directed out of the plane of thepage ure extending from - 0 to -1 m as shown in 29.36. (a) Calculate the y compo nent of the protons momentum as they leave the magnetic field at m. (b) Find the angle a between the initial veloc- ity vector of the proton beam and the velocity vec tor after...
Need by 12 pm July 30, 2020 with answers shown and explanation. Thank you. R 1) Two resistors are connected to each other in parallel, one resistor has a known value of R, the resistance of the second one is unknown. If the equivalent of two resistors in parallel is equal to what is the resistance of the second one? A) R B) 2R E) 4R 2) Which one of the following sentences is correct about the velocity selector? A)...