For the simplified refrigeration/Heat Pump cycle shown in the Figure, the coefficient of performance, COP Carnot HP, of a Carnot heat pump operating between the same given TH and TL is

Q: Consider water that is at 7MPa pressure and has an enthalpy of h-3261.7 (kJ/kg). What is entropy per…

A: Given:Pressure of water, P=7 MPaEnthalpy of water, h=3261.7 kJ/kg

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Q: •12-213. The man pulls the boy up to the tree limb C by walking backward. If he starts from rest…

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Q: Problems - SurfaceTension: Air is introduced through a nozzle into a tank of water to form a stream…

A: (1) Data d=2 mm or .002 mSurface tension σ=72.7×10-3 N/mPressure inside the air bubble…

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Q: Oxygen undergoes an adiabatic, reversible compression process from 300 K and 300 kPa to 960 kPa.…

A: Given data :

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Q: For the calibration data given, plot the calibration curve using suitable axes. Estimate the static…

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Q: Part A A uniform beam of length L= 7.0 m and mass M = 155 kg is hinged to a vertical wall. The beam…

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Q: Question 1 A band brake (Figure 1) uses a 100 mm wide woven lining having design values of f = 0.3…

A: Givenf=0.3Pmax=0.7 MPaN=150 rpmw=100mm

Q: 1. Steel tape used in a tape measure has a thickness of 0.0065 in. If the allowable stress is 68…

A: We can use the calculation for the stress in a curved beam to estimate the smallest spool diameter…

Q: The block has a mass of 151 kg and rests on a surface for which the coefficients of static and…

A: Given:-m=151 kgμs=0.5μk=0.4F=(60t2) Nt= 5sTo find:-Power developed, P

Q: If the initial mechanical energy of a system is ME and we are told that only conservative forces act…

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Q: A mobile crane is lifting a large concrete block W at a constuction site, as shown in the figure…

A: To findIf the block weight W = 3400 lb, find the combined reactions at both rear tires(A) and both…

Q: Determine the scalar components Ra and R₂ of the force R along the nonrectangular axes a and b. Also…

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Q: At the instant shown, the arm OA of the conveyor belt is rotating about the z axis with a constant…

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Q: An AISI 1010 HR steel beam that has a diameter of 20 mm supports non-rotating cyclic bending load at…

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Q: A 1.86-m³ rigid tank contains steam at 220°C. One-third of the volume is in the liquid phase and the…

A: Given:The volume of the rigid tank is the temperature of steam is The volume of the liquid phase is…

Q: Determine the critical load for a pinned umn made of a circular bar of SAE 1020 hot-rolled steel.…

A: Given   Length, L = 800 mm Diameter, d = 20 mm For SAE 1020   Young's modulus, E = 205 GPa Find…

Q: 9-38 Determine the work potential of a 13-m-high tide in kWh for an area of 1000 m². Take the…

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Q: Definitions of these terms in the context of a square section cantilever beam: Uniaxial stress:…

A: In the context of a square section cantilever beam, Uniaxial stress are the stress acting along only…

Q: 1. Consider an opaque horizontal plate that is well insulated on its backside. The irradiation on…

A: Given Irradiation G = 3000 wm2Reflected Gr = 500 wm2emmissivity = 0.5plate temperature Tp = 150…

Q: 7. Determine the components of the 2 kips force perpendicular and parallel to the longitudinal axis…

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Q: Determine the x-, y-, and z-coordinates of the mass center of the body constructed of three pieces…

A: We need to find the center of mass of the system . To find center of mass of system, we have to…

Q: Two planes. A and B, are flying at the same altitude. Their velocities are A = 300 km/h and 1=640…

A: As per given Question VA=300 km/hVB= 640 km/hWe have Determine part A and Part B

Q: evaluate the irreversibility

A: Given; During expansion, heat transfer from air to the surrounding at 300 K  Or,Air expands steadily…

Q: A forged part has an ultimate stress of Su = 150 ksi and is under a fatigue load of Sp = 98 ksi. It…

A: Given:Su=150ksiSf=98ksi    d=4.1inUnder repetitive bending load, Reliability =90%=0.9Forged partNow,…

Q: If a spur gear has a pitch of 18 teeth per inch and 29 countable teeth, what is the diameter of that…

A: Given:Pitch of the gear= 18 teeth per inchNumber of teeth, n=29

Q: The mass of the represented system is released under the initial conditions xo 0.1m and xo -5m/s…

A: Given : x0 = 0.1 m v0 = - 5 m/s To find: Response graph Time at x = -0.05 m

Q: How is the air exhausted at the back of the piston when the piston retracts?

A: By employing a single acting air cylinder in the application rather than a more traditional…

Q: A 100 L rigid tank containing air at 57°C has a manometer that is measuring 66 cm of mercury. What…

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Q: Problem 3: If the allowable shearing stress is 8,000 psi and shaft AB is rotating at 2,400 rpm, can…

A: Givenτallow=8000psi=8000×6.895=55160 kPa=55.160MPa=55.160 N/mm2N=2400 rpmP=5HP=5×746=3730 Wf=4

Q: If Fn= 170 N and Fc= 245 N, determine the resultant moment about the bolt located at A

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Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…

A: Given data:- Weight of the door (F)=400 lb static friction at A =0.15 static friction at B= 0.25 To…

Q: I in 6 in. 1 in. Determine the maximum shear stress in the beam. Express your answer to three…

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Q: Onv Problems 9-29 to 9-32 F 9-29 to 9-32 A steel bar of thickness h is welded to a vertical support…

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Q: R14-3. Determine the equivalent state of stress if an element is oriented 40° clockwise from the…

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Q: Explain the role of robots in modern automation and manufacturing with a case study.

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Q: Please solve the following question for practice, I just want to check my answer and make sure I…

A: The objective of the question is to determine the mass of the iron. This can be achieved by applying…

Q: A container of weight W = 320 lb is supported by a continuous cable BAC and a small pulley at A, as…

A: The weight is The length dimension are The total length of cable is

Q: Consider an airplane flying at an altitude where the pressure and temperature are 490 lb/ft² and…

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Q: ·A rigid bar with a mass of 12kg and length of 2m is suspended by four springs with a ss's k, = 40,…

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Q: If you have a well insulated turbine, the most likely term you can neglect when you apply the energy…

A: Given :-  Well insulated turbine Energy rate balance equation :

Q: Which of the following situations has the greatest impulse? A very large collision force acting over…

A: Impulse: The product of the applied force with the time duration of acting is known as impulse. The…

Q: What do you think is the best thermostat setting (air dry bulb temperature) in a shop where the…

A: Given data: Globe temperature (TG) = 72 F (22 °C) Relative humidity (RH) = 45% Air motion = 30…

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