Answer:
hello your question is incomplete attached below is the complete question
A) optimum compressor ratio = 9.144
B) specific thrust = 2.155 N.s /kg
C) Thrust specific fuel consumption = 1670.4 kg/N.h
Explanation:
Given data :
Mo = 2.1 , To = 220k , Tt4 = 1700 k, hpr = 42000 kj/kg, Cp = 1.004 kj/ kg.k
γ = 1.4
attached below is the detailed solution
Answer:
mass flow rate = 0.0534 kg/sec
velocity at exit = 29.34 m/sec
Explanation:
From the information given:
Inlet:
Temperature ![T_1 = -16^0\ C](https://tex.z-dn.net/?f=T_1%20%3D%20-16%5E0%5C%20C)
Quality ![x_1 = 0.2](https://tex.z-dn.net/?f=x_1%20%3D%200.2)
Outlet:
Temperature ![T_2 = -16^0 C](https://tex.z-dn.net/?f=T_2%20%3D%20-16%5E0%20C)
Quality ![x_2 = 1](https://tex.z-dn.net/?f=x_2%20%3D%201)
The following data were obtained at saturation properties of R134a at the temperature of -16° C
![v_f= 0.7428 \times 10^{-3} \ m^3/kg \\ \\ v_g = 0.1247 \ m^3 /kg](https://tex.z-dn.net/?f=v_f%3D%200.7428%20%5Ctimes%2010%5E%7B-3%7D%20%5C%20m%5E3%2Fkg%20%5C%5C%20%5C%5C%20%20v_g%20%3D%200.1247%20%5C%20m%5E3%20%2Fkg)
![v_1 = v_f + x_1 ( vg - ( v_f)) \\ \\ v_1 = 0.7428 \times 10^{-3} + 0.2 (0.1247 -(0.7428 \times 10^{-3})) \\ \\ v_1 = 0.0255 \ m^3/kg \\ \\ \\ v_2 = v_g = 0.1247 \ m^3/kg](https://tex.z-dn.net/?f=v_1%20%3D%20v_f%20%2B%20x_1%20%28%20vg%20-%20%28%20v_f%29%29%20%5C%5C%20%5C%5C%20v_1%20%3D%200.7428%20%5Ctimes%2010%5E%7B-3%7D%20%2B%200.2%20%280.1247%20-%280.7428%20%5Ctimes%2010%5E%7B-3%7D%29%29%20%5C%5C%20%5C%5C%20%20v_1%20%3D%200.0255%20%5C%20m%5E3%2Fkg%20%5C%5C%20%5C%5C%20%5C%5C%20%20v_2%20%3D%20v_g%20%3D%200.1247%20%5C%20m%5E3%2Fkg)
![m = \rho_1A_1v_1 = \rho_2A_2v_2 \\ \\ m = \dfrac{1}{0.0255} \times \dfrac{\pi}{4}\times (1.7 \times 10^{-2})^2\times 6 \\ \\ \mathbf{m = 0.0534 \ kg/sec}](https://tex.z-dn.net/?f=m%20%3D%20%5Crho_1A_1v_1%20%3D%20%5Crho_2A_2v_2%20%5C%5C%20%5C%5C%20%20m%20%3D%20%5Cdfrac%7B1%7D%7B0.0255%7D%20%5Ctimes%20%5Cdfrac%7B%5Cpi%7D%7B4%7D%5Ctimes%20%281.7%20%5Ctimes%2010%5E%7B-2%7D%29%5E2%5Ctimes%206%20%20%5C%5C%20%5C%5C%20%5Cmathbf%7Bm%20%3D%200.0534%20%5C%20kg%2Fsec%7D)
![\rho_1A_1v_1 = \rho_2A_2v_2 \\ \\ A_1 =A_2 \\ \\ \rho_1v_1 = \rho_2v_2 \\ \\ \implies \dfrac{1}{0.0255} \times6 = \dfrac{1}{0.1247}\times (v_2)\\ \\ \\\mathbf{\\ v_2 = 29.34 \ m/sec}](https://tex.z-dn.net/?f=%5Crho_1A_1v_1%20%3D%20%5Crho_2A_2v_2%20%5C%5C%20%5C%5C%20A_1%20%3DA_2%20%20%5C%5C%20%5C%5C%20%20%5Crho_1v_1%20%3D%20%5Crho_2v_2%20%20%20%5C%5C%20%5C%5C%20%5Cimplies%20%5Cdfrac%7B1%7D%7B0.0255%7D%20%5Ctimes6%20%3D%20%5Cdfrac%7B1%7D%7B0.1247%7D%5Ctimes%20%28v_2%29%5C%5C%20%5C%5C%20%5C%5C%5Cmathbf%7B%5C%5C%20v_2%20%3D%2029.34%20%5C%20m%2Fsec%7D)
Answer:
ddddddddddddddddddddddddddddd
Explanation:
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc
Answer:
False
Explanation:
MRK ME BRAINLIEST PLZZZZZZZZZZZZZZZZZZ
Answer:
A mock-up
Explanation:
It is made of cheap and easy to access parts.