In a cascade refrigeration system,the compressor power in the low and high pressure loop are 12 kw and 13 kw,respectively.Find the tons of refrigeration if COP is 5.

Q: 3-Determine the maximum vertical force P that can be applied to the bell crank so that the average…

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Q: The 1-in thick disk shown below initially spins at 200 rpm about an axle held by a fork-ended…

A: Given Data The intial rotational speed is:N1=200 rpm The thickness of the disk is:t=1in The…

Q: Determine the work of the force F = (6s² ), where s is the displacement in meter, of the figure…

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Q: The angular velocity of the disk is defined by ω = (5t2 +2)  rad/s  where t is in seconds. Determine…

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Q: 5. During the flight, the air speed of a turbojet engine is 250 m/s. The ambient air temperature is…

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Q: 4 kiv E = 200 gPA deformation BC deformation AB total deformation of ABCD 0 -0.75 mm O-1.4375 mm…

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Q: Two plates 20 mm thickness are fastened by a number of 25 mm ameter rivets and an axial load of 500…

A: Given   Bearing stress = 110 MPa       Thickness, t = 20 mm       Diameter, d = 25 mm…

Q: Q8/30 of Co2 gas at 295k, 0.1 MPa is compressed to exhaust pressure of 0.78MPa, 300 k. Cooling…

A: As per bartleby guidelines we are allowed to solve only 1st question if multiple questions are…

Q: Q.2] Find the reactions at point A for the structure shown in the figure. zkN/m A M 10m 5m 20 KN

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Q: a 6 meter long rope segment contains 8 complete waves (8 ridges and 8 valleys) has a mass of 350g.…

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Q: m³ min A single-acting two-stage compressor delivers air at 16 bar. The volume flow rate of air…

A: Given data  P1= 1 bar V1= 17 m^3/min P2=16 bar. law pv^1.3 = c find the power required for first…

Q: 3. The power output is 30 hp to a centrifugal pump that is discharging 900 GPM at which operates at…

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Q: air compressed 150 thermally from 95kpaa and 7.75m³/min to 600MPAA. Find: a) work non flow b)

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Q: A spherical tank of diameter 6 m is full of water. Set-up the integral for the work done in pumpir…

A: option D is correct

Q: Question 2 The following data are given for a certain rocket unit: Thrust, 8000 N 36 N/sec…

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Q: A diesel electric plant supplies energy by Meralco. During a 24 hour period, the plant consumed 200…

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Q: The diagram shows a cart at four positions as it moves along its track. At which position is the sum…

A: By conservation of energy principle, the sum of the potential energy and kinetic energy of the cart…

Q: A -0.5 m- 400 KN B -0.5 m- C 0.4 m D E F Figure 2 (not to scale) The assembly shown in Figure 2…

A: Answer: ◆ The normal stress in post AD and CF: 168 MPa. ◆ The normal stress in post BE: 43 MPa.

Q: 2. A cord passing over a pulley has a 70kg mass tied on one end a 9.0kg mass on the other end.…

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Q: A steam turbine receives superheated steam at 1.4 MPa and 400°C (enthalpy h₁ = 3257.5kJ/kg). The…

A: The power output is 288.475 kW.

Q: 60 tons R-22 refrigeration system has an evaporator temp.of -4°C and a condenser temp. of 30C.Find…

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Q: 3-Determine the maximum vertical force P that can be applied to the bell crank so that the average…

A: given data  average normal stress in CD = 175 Mpa and shear stress at pin B = 75 Mpa. find the…

Q: 5. Calculate the torque about point O due to the force in each of the situations in Figure S5.4 if…

A: Given data F1=40 NF2=30 NF3=40 N L=10 cm Here, F represents the force acting on the lever.  Here, L…

Q: Thermodynamic problem. ou have a system in which we can go from point A to point B using two…

A: Solution is attached below:

Q: Problem 2 The highest theoretical efficiency of a gasoline engine, based on the Carnot cycle, is…

A: given data  thermal efficiency = 30% minimum temperature = 300K heat absorbed from hot reservoir =…

Q: Q8/30 of Co2 gas at 295k, 0.1 MPa is compressed to exhaust pressure of 0.78MPa, 300 k. Cooling…

A: Given data: V1=30 m3=30×103 LP1=0.1 MPa=0.9869 atmT1=295 KQR=7100 kJ/hrCp=38.9 J/mol.KPower=2.8 kW…

Q: Thermal conductivities and viscosities of saturated refrigerant liquid and vapor: R12 t (°C)…

A: Given data: The outside diameter of the tubes is d=19 mm=0.019 m. The condensing temperature for…

Q: Two plates 20 mm thickness are fastened by a number of 25 mm diameter rivets, a tensile load of 500…

A: The number of rivets required are 15

Q: Air at 90 kPa and 10oC enters an adiabatic diffuser steadily with a velocity of 180 m/s and leaves…

A: Find , Exit temperature. Concept Apply steady flow energy equation between the inlet and outlet.

Q: A supersonic fixed-geometry inlet is operating at sea level where the temperature and pressure are…

A: INTRODUCTION: In this task, we will compute the Mach number and the mass flow rate. The Mach number…

Q: Find discharge Area=2 m2 Flow velocity=0.1 m/s

A: Given data : Area is denoted by A Flow velocity is denoted by V   Find : Discharge

Q: Mohr's Circle Please answer the following with a complete solution so that i can understand how to…

A: Given:σ1=5000 psfσ2=-2000 psf

Q: Q5) Air at -10°C flows over a flat surface at 10°C with a free stream velocity of 80 m/s. The length…

A: given data air temperature = -10°C surface temperature = 10°C length of plate = 3.1 m speed or air =…

Q: Dodecane is burned at constant pressure with 120% excess air. What is the actual air fuel ratio for…

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Q: The assembly consists of three stainless 304 steel alloy rods (G = 193 GPa) and a rigid cap G. If…

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Q: Problem 4.1 A tubular steel strut is 8 cm external diameter and 5 cm internal diameter; 3 m long and…

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Q: How many significant digits of decimal degrees are required to match the accuracy of 12h 41m…

A: INTRODUCTION: In this issue, we will convert the hours, minutes, and seconds into degrees, minutes,…

Q: A 20-kg crate is subjected to force F = (2s² + 3)N, where s is the displacement in meter. If the…

A: Answer: The speed of the crate when it travels 10 m starting from rest: 5.5 m/s

Q: 7.8 A turboblower develops 750 mm W.G. at a speed of 1480 rpm and a flow rate of 38 m³/s. It is…

A: (a) The specific speed of the model is 1.42 (b) The flow rate through the model is 9.63 m3/s

Q: Dodecane is burned at constant pressure with 120% excess air. What is the actual air fuel ratio for…

A: In an engine when combustion process takes place, then the ratio between the mass ratio of the air…

Q: 2. A 200 lb block rests on a horizontal surface. The coefficient of static friction between the…

A: Given, Weight of the block = W = 200 lb Coefficient of friction = μ = 0.35   Part (a): When the…

Q: The solar energy can generate 1.5 kW per one square meter of a solar collector with a total area of…

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Q: alagram of a two-component system, determ of degrees of freedom. Melting point of A

A: The number of independent ways a dynamic system can move without violating any constraints imposed…

Q: Determine the impulse of the force for t = 3 s in the figure shown below. F = (61) N A) 18 NS B 16.2…

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Q: A 550 BHP diesel engine uses fuel oil of 30°API gravity and fuel consumption of 0.65 lb/BHP-hr. For…

A: Given data P=550 BHPBSFc=0.65 lb/BHP-hr Here, P is the power and BSFc is the mass flow rate or fuel…

Q: Determine the total elongation of the figure shown. Use E1 = nd E2 = 100 GPa 0.5 m 1.0 m F = 175 KN…

A: Ans: 0.73 mm

Q: Given is a thin-walled tube with the following data: Wall thickness- 2mm ABC is a sector with a…

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Q: A rectangular plate is submerged in water as shown below. The top of the blue region is the surface…

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Q: 152 x 152 x 23 UC Frame Beam Diagram 28.2KN Self Load 805N 28.2KN 2.0m Ra 75 3.5m Pulley and Shaft…

A: find the reactions at the supports.

Q: Question 1. A tall water tank (p = 998 Kg/m³) discharges through a well-rounded orifice to hit a…

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