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- Acceleratory period begin after 6 hours of * hydration True O False O . Matter is de fined as إجابتك Felite is .. إجابتك2-64 Nitrogen enters a steady-flow heat exchanger at 150 kPa, 10°C, and 100 m/s, and it receives heat in the amount of 120 kJ/kg as it flows through it. Nitrogen leaves the heat exchanger at 100 kPa with a velocity of 200 m/s. Determine the Mach number of the nitrogen at the inlet and the exit of the heat exchanger.1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft³, 90°F to 50 Psia. Find the following: a) Final volume in ft³. b) Final temperature in °F. c) Work non-flow in BTU.
- An idead gas is taken from point b albng the diagonal path a to point ab. Let Cab denote the chect copatiy? af the Jor process where C and ab. gas Calculate Cab - Sv +Cp e denote the heat copacity of the ideal gas at constant volune ond constant pressure, pespectively. T- Te isotherm Pa isotherm VoQuestion 3 A 2L, 4-stroke, 4-cylinder petrol engine has a power output of 113.9 kW at 5500 rpm and a maximum torque of 235 N-m at 3000 rpm. When the engine is maintained to run at 5500 rpm, the compression ratio and the mechanical efficiency are measured to be 8.9 and 83.2%, respectively. Also, the volumetric efficiency is 93.1 %, and the indicated thermal efficiency is 43.76 %. The intake conditions are at 36.9 °C and 1.00 bar, and the calorific value of the fuel is 44 MJ/kg Determine the Air-Fuel ratio in kg/kgf at 5500 rpm. Use four (4) decimal places in your solution and answer.The sulfur dioxide (SO 2 ) stack gas concentration from fossil fuel combustion is 2 ppmv. Determine the stack gas SO2 concentration in units of ug/m 3 . Assume 0°C and 1 atm pressure.
- A// For laminar flow over a flat plate, the local heat transfer coefficient h, is known to -1/5 vary as x where x is the distance from the leading edge (x =0) of the plate. What is 3 the ratio of the average coefficient between the leading edge and some location x on the plate to the local coefficient at x? for velocity equation u 2-0.43x+x² Plot the local heat transfer coefficient over a 0.8 cm length(take T-35c)Several liquids are layered inside a tank with pressur- ized air at the top. If the air pressure is 3.2 kPa, calcu- late the pressure at the bottom of the tank if the lay- ers include 20 cm of SAE 10 oil, 10 cm of water, 15 cm of glycerin, and 18 cm of carbon tetrachloride.Find the GSB, GSA and the absorption ratio when the oven dry mass is A = 200, in air B = 2020, and in water C = 1250.
- Refrigerant-134a at 300 psia has a specific volume of 0.2235 ft³/lbm. Determine the temperature of the re- frigerant based on (a) the refrigerant tables, (b) the ideal-gas equation, and (c) the generalized compressibility chart.ONAN MENDER AYDIN ADNAN MENDERES ÜNİVERSİTESİ IVE ITESI ONLINE SINAV PORTALI 181803026 026 181803026 number for this flow is 181803028 Air flows in a pipe which has 5 cm diameter at a velocity of 4 m/s. dynamic viscosity=1.802x10 and density.1.225 kg/m The Reys 26 181803026 O A) 13596 181803026 181803 O B) 11098 O C) 12605 181803026 O D) 21770 181803026 O E) 16745 Kalan Süre 44 181803026 18180026 181803026 O Bu soruyu cevaplamadan geçmek için bu seçeneği işaretleyin 1818 161803028 Sorunun Cevabı Kaydet ve Sonraki Soruya Geç Antaly 181803026 03028 181802028 1818 181803026 181803026 3818 181803026 181803026 181803026 181803026 181803026 181803026 101803026 18T80300 18180306 18 1818030Air with a mass flow rate of 5 kg/s enters a horizontal nozzle operating at steady state at 450 K, 350 kPa, and velocity of 3 m/s. The nozzle is well insulated. At the exit, pressure is 300 kPa and temperature is 390 K. Using the ideal gas model for air, the area at the inlet is m², and the velocity at the outlet is Are potential effects negligible? Why? m/s. Is heat transfer negligible? Why? Note that you may choose to model the specific heat as constant.