Which of the following heating system is known as umbrella system? (it works against natural circulation with the aid of the pump.)
Q: Q3:- The sheave of 400 mm radius has a mass of 50 kg load a radius of gyration of 300 mm. The sheave…
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Q: 22. The cable AB is subjected to a uniform loading of w = 1000 N/m along the x-direction, as shown.…
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Q: The hydraulic press is filled with oil (p= 800 kg/m³), as shown. The piston at B has a diameter of…
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Q: Calculate the work done by a 47 N force pushing a pencil 0.26 m.
A: Product of force and distance travelled in the direction of force by object is known as work.
Q: system is released from rest with all cables taut. Neglect the mass and friction of all pulleys and…
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Q: Calculate the work done by a 47 N force pushing a pencil 0.26 m.
A: Product of force applied on the body and displacement of body in force direction.
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Q: If the theoretical air-fuel ratio is 15, what is the approximate higher heating value in kJ/kg?…
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Q: : A two hinged parabolic arch has a span 30 m and a rise of 7.5 m. The M.I. of arch section is…
A: Given: Let us consider the given data, Span, L=30 m yc=7.5 m Temperature rise,∆T=25°F=-3.89°C…
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A: Concept: Steady state operation means the mass flow rate is constant with respect to the time. In…
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Q: A 4 3 20 kN B D 3 4 12 kN с L
A: From observation of truss the member BD is zero force member. From method of joint analysis
Q: An ideal Reheat-Regenerative engine operates with a boiler pressure of 8 MPa and a condenser…
A: Given: The boiler pressure, Pb = 8 MPa The turbine inlet temperature, T1 = 480 C The reheating…
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Q: Q1// A differential manometer is connected to two pipes as shown in Figure. The pipe A is containing…
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Q: 20. A uniform beam is supported by two ropes at the ends, as shown. What is the tension force in the…
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Q: An oil of sp. gr. 0.8 is flowing through a venturimeter having inlet diameter 20 cm and throat…
A: Venturi-meter is a device used for measuring the flow of fluid through pipe. Principle: By reducing…
Q: A 150-mm diameter shaft supports a load of 12 kN. The shaft runs in a bearing whose length is 1.5…
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Q: Q2. In Figure Q2, ropes AB and AC are tied at point A which is 5 m from the base of the tree, O. The…
A: The tension force is described as the force transferred through a rope, string, or wire when it is…
Q: Problem 1. For the grid shown in Figure below, determine the nodal displacements and the local…
A: Given: Let us consider the given data, E=30×106 psiG=12×106 psiI=200 in4J=100 in4d1y=ϕ1x=ϕ12=0d3y=0…
Q: Two very large parallel plates are kept at uniform temperatures T1=800 K and T2=500 K, and have…
A: Given:T1=800 KT2=500 Kε1=0.2ε2=0.7
Q: Ice or water, which cools a liquid better, if both are at zero centigrade
A: Given Data : Water Ice
Q: 49. Consider the convex spherical mirror whose radius is 80 cm. Determine the position and height of…
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Q: A flat plate with a central hole is subjected to an axial tensile force F of 12 KN, as shown in the…
A: Given Data : Force F = 12 KN Tensile Stress Syt = 70 N/mm2 width w = 8cm diameter d = 4 cm radius r…
Q: Question 1 In this section, attention is directed to closely coiled standard helical tension and…
A: Note: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts…
Q: A spring-mass system with m = 0.5 kg and k = 10,000 N/m, with negligible damping, is used as a…
A: Given data as per question m = 0.5 kg k = 10,000 N/m
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Q: A pump operates with liquid water entering at 200°F and 15 psia with a mass flowrate of 7 lbm/s.The…
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Q: A turbine operates with superheated steam entering at 900°F and 1,100 psia with a mass flow rate of…
A: GivenT1=900oF=482.22oCP1=1100 psia =7.58 MPam=70 lbm/s=31.75 kg/sP2=5psia =34.47 KPaη=0.80
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Q: The design of journal bearings usually involves two suitable combinations of variables: variables…
A: given; shaft journal diameter(d)=27mmtolerance=20.01mmbushing bore diameter (D)=27.04load(w)=1.03KN…
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Q: Determine the internal moments at each joint using Slope-deflection equation method. El is constant.…
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Q: A. In arc welding, what is the importance of heat effected zone in producing a crack free weld?
A: Concept: 1.In arc welding, the electrode is cathode and the workpiece is anode. 2.When power supply…
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Q: 8. How much work is done changing the speed of a 1600 kg sport utility vehicle from 33.0 m/s to 17.0…
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Q: A Venturi meter is to be fitted to * a 12.5 cm radius pipe, in which the maximum velocity is 2.44…
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A: Explaining the type of engine, a number of strokes and the manner of ignition.
Q: f El A Venturi meter is to be fitted to a 12.5 cm radius pipe, in which the maximum velocity is 2.44…
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Q: An ideal Reheat-Regenerative engine operates with a boiler pressure of 8 MPa and a condenser…
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Q: A system contains 0.15 m3 of a gas at a pressure of 3.8 bar and 1500C.It is expanded adiabatically…
A: Given Data: Initial volume of the gas (V1)=0.15 m3 Initial pressure of the gas (p1)=3.8…
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- Why is a circulating brine system more attractive for ship refrigeration than individual evaporators?The most popular refrigerant used in the past for residential air-conditioning is R- ________.I. ESSAY/ ENUMERATION 1. GIVE ATLEAST 5 ADVANTAGES AND 5 DISADVANTAGES OF INORGANIC REFRIGERANTS. 2. HOW DOES A REFRIGERANT WORKS IN A REFRIGERATION SYSTEM? 3. DIFFERENTIATE POSITIVE AZEOTTROPES AND NEGATIVE AZEOTROPES IN TERMS OF THEIR APPLICATION IN REFRIGERATION SYSTEMS. 4. THE FOUR MAIN COMPONENTS OF A REFRIGERATION SYSTEM ARE COMPRESSOR, CONDENSER, EVAPORATOR AND AN EXPANSION VALVE. EXPLAIN BRIFLY THE FUNCTION OF EACH COMPONENT AND THE FLOW OF THE CYCLE.
- From the given schematic and PH-diagram below explain each in details the:a) The concept and principle behind the diagram. This includes the mass of refrigerant flowand distribution.b) The analysis behind the diagram. Two stage compression with water intercooler and shell and coil coolerO a. None of these O b. Absolute pressures and heat capacity ratio O C. Absolute pressures and temperatures O d. Gauge pressures and temperatures In perfect gas law experiment, the pressure pump coupling is used to connect the vacuum vessel to the pump discharge connector. Select one: O a. False O b. True Which part in the mechanical heat pump is used to reduce the refrigerant pnessule? Select one:In perfect gas law demonstration experiment, the vacuum cylinder must be connected to: Select one: a. Pump inlet b. Pump discharge c. None of these d. Heat transfer service unit
- Under the established parameters of the "refrigeration & cryogenic plant for oxygen poduction", elaborate the design outdoor condtion and design indoor condition? What do you think is the refrigerant type which best for cryogenic plantO Falge QUESTION 2 The refrigerant undergoes a change of phase during the heat-transfer process, the pressure of the retrigerant is the saturation pressure during the low supply and low rejection processes. True False QUESTION 3 Frequently, the vapor of the liquid leaving the condenser is lower than the saturation temperature. O True False QUESTION & The pressure of the iquid leaveng the condenser we be less than the pressure of the vapor entarng, wd etempernd the retigerant in the condenser. O Te QUESTION S Are many situations in which it is desirable to combine three cycles in series, either power systems or refigertion sytems, to take advantage of a very wide temperature range or to utilize what would otherwise be waste heat to improve etficiency O true O False QUESTION 6 A cycle can't be made very efficient, since the temperature differences between the two fluid streams can be controlled through careful design of the combined system. TrueComplete thetablebelowfor refrigerant-134a:
- From the given schematic and PH-diagram below explain each in details the:a) The concept and principle behind the diagram. This includes the mass of refrigerant flowand distribution.b) The analysis behind the diagram. Two stage compression with dry-type, shell and coil coolerDraw the schematic and p-h diagram for the problem below: A two-stage cascade refrigeration system uses ammonia as the working substance. The evaporator is at -35 degree Celsius and high pressure condenser is at 1514.2 kPa. The cascade condenser is a direct-contact type. The refrigeration load is 90 tons. Determine the a.) the COP, and b.) the quantity of the fluid entering.Problem 3 For the system to the right, why would we want to heat the hot water heater using the HVAC system, rather than more traditional methods (such as burning natural gas)? Home inside nir temp: 20°C hot wnter henter - 10 liters imax temp: 50'C) Subrooler (autside air temmp: 32°C) R14a refrigerant PJ P2 sat. Hquid Qhot-water P2= OF 16 MPa T2=70°C P4-P2 Throttle (adinbatic) Compressor ladiabatic) Fan PS = P13 Pl=400 Pa at vapor air flow Tair =-10°C