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Q: A 10-kg mass of superheated refrigerant(R-22) at 1.2 MPa and 70°C is cooled at constant pressure unt...
A: Given Data m=10 kg R-22 Initial state:1.2 MPa,70°C Final state:1.2 MPa, 20°C
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Q: In a gas turbine, the temperature of the working fluid at inlet to the compressor is 286 K and outle...
A: T1 = 286 K T2 = 430 K T3 = 1087 K T4 = 737 K
Q: The man pulls on the rope at C with a force of 60lb which causes the forces FA and Fc at B to have t...
A: Force = 60 lb
Q: A floating body is considered to be in stable equilibrium if * Mark only one oval. • the weight of t...
A: For the equilibrium state of floating, meta center should be above the center of gravity. When CG of...
Q: In a gas turbine, the temperature of the working fluid at inlet to the compressor is 286 K and outle...
A: This problem is based on Bratton cycle and can be solved as :
Q: A round cross-sectional bar d= 30 mm is cut from steel of Sut = 715 MPa. The bar is loaded with a co...
A: The ultimate tensile strength (UTS) of a material is the highest stress it can withstand when stretc...
Q: Refrigerant-134a enters the compressor of a refrigerator at 140 kPa and -10°C at a rate of 0.3 m3/mi...
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Q: Q1. Determine the reactions at A, B, C, D * .of fig B D 6 m A 4 m 4 m 1500 N 800 N
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Q: Q3. The lamp has a weight of ( 40 N) and is supported by the six cords connected together as shown. ...
A: Given Data W=40 N
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A: A) As shwon in the figure- The velocity is constant from t=4sec to t =10secSo the acceleration is z...
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Q: Find the slope deflections using unit load method or any other method in the text book. For the beam...
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Q: Crank AB rotates at a constant velocity of w = 200 rad/s Given that: LAB = 0.3 ft %3D IBP = 0.9 ft F...
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Q: A horizontal force of 1500 N pushes 1000 N block up an incline whose slope is 3 units vertical and 4...
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Q: If an ideal gas undergoes a process where the change in enthalpy (Δh) is 424 kJ/kg, and the change i...
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Q: The system has little oscillation around the static equilibrium position shown. makes movements. The...
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Q: The state of steam after cooling The amount of heat rejected by the steam The change in specific.ent...
A: Given: A rigid container Steam at state V=0.043 m3 P1=150 bar T1=543oC Cooled to state 2, P2=70 b...
Q: A vehicle jack has single start square thread, a 20 mm major diameter and a pitch of 3 mm. A plain t...
A: thread root diameter = diameter - pitch = 20-3 = 17mm
Q: A transmission shaft consists of two parts: 2 m long and 50 mm diameter solid aluminum shaft is to b...
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Q: Determine an expression for dp/dz for an isothermal atmosphere at temperature To. Then use the expre...
A: For an isothermal atmosphere, Boyle's law can be given as, P=kρ, equation 1 Let assume the pressure ...
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Q: A hollow aluminum tube used in a roof structure has an outside diameter d:z= 104mm and an inside d1=...
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Q: A transmission shaft consists of two parts: 2 m long and 50 mm diameter solid aluminum shaft is to b...
A: Given problem is based on strength of material and can be solved as:
Q: 1) Which one of the following welding process used for joining of thermoplastics? a) Submerged Arc W...
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Q: The ourlet pipe frrom a pump is a bend of 45° rising in the horizontal plane. The inlet and outlet d...
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Q: The slider travels along the guide rod AB with the velocity v= 8 m/g.Determine the rectangular repre...
A: According to the question given, Coordinate of A,A=2.2, -2.5, 0Coordinate of B,B=0,5,3Position vecto...
Q: During the execution of a reversible non-flow process the work is -156.2 KJ if V1=0.845 and the pre...
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Q: The rate of heat generation per unit volume in a hollow cylinder of inner radius 100 mm, outer radiu...
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Q: Calculate the pressure difference between two points A and B (PA-PB) in Fig. (Let Soil = 0.7, yl=0.7...
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Q: and
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Q: A circular tube is subjected to torque Tat its ends. The resultingmaximum shear strain in the tube i...
A: Given, Maximum shear strain,γmax=0.005Outer diameter,d2=3inInner diameter, d1=2.5inTo calculate-1Mi...
Q: Q2. Replace the force and couple system acting on the frame by an equivalent resultant force and spe...
A: Given: To find the resulatant force.
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Q: Two liquids of different densities (ρ1 = 1500 kg/m3 and ρ2 = 500 kg/m3) are poured together into a 1...
A: Given Data ρ1 = 1500 kg/m3 ρ2 = 500 kg/m3 V=100 L=0.1 m3 ρ = 800 kg/m3
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Q: Determine the maximum possible thermal efficiency achievable by a heat engine.
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A: The resultant force created by the pressure of a liquid acting on submerged objects is known as hydr...
Q: Q1. Determine the reactions at A, B, C, D * .of fig B D 6 m A 4 m 4 m 1500 N 800 N
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A: Cohesion
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Q: Determine the smallest force F that must be applied along the rope in order to cause the curved rod ...
A: Given data Moment (MA)=1700N-m Given figure
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Describe how the Internal Energy (U) change with respect to pressure-volume work
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- Skg of Steam at pressure of 4.9 bar is produ- ced from water at 20c. Determine the amount of heat supplied if the Steam is o.9 dy.Consider the following : 1. When a gas is heated at constant pressure, its temperature and volume both will increase 2. Volume V,-Vz 3. Change in heat transfer is equals to change in internal energy 4. The value of the work done is not zero Which of the above condition relates with isobaric process? Select one: O a. 1,2 and 4 only O b. 1, 2, 3 and 4 O C. 1,3 and 4 only O d. 1 and 4 only d anssad athe specific heat capacity of the system during a certain process is given by Cn(0.4+0.004T) kJ/kg deg. celcius. if the mass of the gas is 6kg and its temperature changes from 25 def. celcius to 125 def. celcius find the mean specific heat of the gas
- HEAT TRANSFER. PLEASE GIVE COMPLETE AND DETAILED WORKINGBy choosing one of the 3 options given below, the water in the closed container in Find the temperature and show the process on T-v, P-v diagrams. 1. 2. 3. Seçenek Seçenek Seçenek V n (devir/dakika) su 700 800 900 mil Tork (N.m) 150 200 250 Pi, T1, V1 t (dakika) 20 15 10 V (volt) 140 130 120 I (amper) 10 15 20 P. (kPa) 800 600 400 TI 150 130 120 VI (litre) 10 15 20 Q: (kJ) 400 500 6006. The density of air at 127 ºC and 5 bar is
- For water with pressure of P=8MPa and secific volume v=0.023525 m3/kg, (5) Find the the corresponding temperature T___________ºCOne kg. of gas is confined to a constant volume tank. Initial pressure and volume are 4 0.21m3 respectively. When a heat energy of 82 kJ is supplied to the system, the final temperature of the gas becomes 127 degrees C. Find (a) Work done. (b) Change in internal energy. (c) Specific heat at constant volume. Assume, R=300 Nm/kgK.Heat transfer. Show all steps for solution
- wer.. 2. Ammonia weighing 22 kgs is confirmed inside a cylinder equipped with a piston has an initial pressure of 413 KPa at 38C. If 2900 KJ of heat is added to the ammonia until its final pressure and temperature are 413 KPa and 100C, respectively, what is the amount of work done by the fluid in KJ?please solve with explanation nad step by step(3) Show that the volume dependence of internal energy is written as Cp – Cy -p. | aV T