The wall of a furnace has an inner temperature of 500 F. The wall has a thickness of 2 inches and has a thermal conductivity of 0.02 Btu/(h·ft·F). On the outside, air at 30 F flows over the 10 ft x 10 ft wall at a speed of 10 ft/s. Determine the rate of heat loss from the furnace to the environment. Ensure the V speed is accounted for

Q: Consider a pipe carrying water at a temperature of 60°F. The pipe diameter is 4 inches and the water…

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Q: Water at 20 degree C is pumped at a constant rate of 9 m3/h from a large reservoir resting on the…

A: Introduction In this issue, we apply the Bernoulli equation between the discharge level and the top…

Q: A flat plate measuring 60cm by 60cm is exposed on one side to 40°C water flowing at 3.5 m/s parallel…

A: Density of water = 1000 kg /m3 K= 0.6294 w/(m-k) viscosity = .658*10-6 m2/ s

Q: The power 250 W is required to transmit 7 x 103 m³/s of oil that has a head loss of 14 m. Determine…

A: We know that the equation to calculate the power of liquid underflow is: Ph=Qρgh1000 Here, "P" is…

Q: The power required to transmit 8 x 10-3 m3/s of a liquid that has a head loss of 10 m is 470 W.…

A: Given: Flow rate of the liquid is  8 x 10-3 m3/s. Head loss is 10 m . Power is 470 W.

Q: The fluid condition at the inlet and exit of a horizontal convergent nozzle is analysed. The nozzle…

A: h1=3089 KJkgc1= 229 kmhrc1= 229×518=63.61 msech2= 2569 Jkg v2= .63 m3kgA1=.2 m2v1=.31 m3kgNow apply…

Q: The power 285 W is required to transmit 4 x 10-3 m3/s of oil that has a head loss of 19 m. Determine…

A: We know, P=ρQgH

Q: A plate with an area of 16 m (T = 80°C) is subjected to an air flow in the direction of the plate (L…

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Q: A steam turbine carrying a full load of 46 MW uses 77.7 kg/s of steam. The turbine efficiency is…

A: Given: A steam turbine Turbine load = 46 MW ms = 77.7 kg/s of steam turbine efficiency = 78%…

Q: Air enters a nozzle with a velocity of 50 m/s and a temperature of 150°C and exits with a velocity…

A: Given values are ⇒v1=50ms, v2=300ms ,T1=150°C=423 K Let us assume the nozzle to be adiabatic and air…

Q: the minimum power required

A: Given; Determine the minimum power required to pump the water across the pipe ?Where,  Pressure drop…

Q: Liquid bismuth flows at a rate of 4.5 kg/s through a 5.0-cm-diameter stainless-steel tube. The…

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Q: Engine oil at a temperature of 4 oC is pushed over a 20 cm square plate at a speed of 1.2 m / s. The…

A: Given       Temperature, T1 = 4oC                               T2 = 60oC

Q: The total energy consists of three parts for a nonflowing fluid and four parts for a flowing fluid

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Q: Water vapor saturated at 150 degrees Celsius (h = 2745.9 kj / kg) flows at an altitude of z = 10…

A: Given data  saturation temp of water vapor (Ts) = 150oC h = 2745.9 kJ/kg altitude (z) = 10 m…

Q: The power 484 W is required to transmit 6 x 10-3 m3/s of oil that has a head loss of 16 m.

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Q: Robert is holding a 50g ball at 1.50m above a vertical spring (k= 10.0N/m). He lets it fall on the…

A: Given Data: m=50gh=1.5 mk=10 N/mF=100 N   To Find: Speed of the ball when it hits the spring.

Q: A large tank open to the atmosphere is filled with water to a height of 4 m from the outlet tap. A…

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Q: water enter the condenser at 30 degrees celcius which has a mass of 3 kg/s. if heat added is 100 Kw.…

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Q: The wall of a furnace has an inner temperature of 500 F. The wall has a thickness of 2 inches and…

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Q: Determine the temperature of 0.25kg/s of air after passing through an electrical resistor whose…

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Q: Water at 20°C is pumped at a constant rate of 9 m3/h from a large reservoir resting on the floor to…

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Q: Determine the time taken by the oil to get collected in a measuring jar of 22 x 10-3 m3. The oil has…

A: U=Mean velocity of oil=9 m/sV=Volume of Measuring jar=22×10-3 m3A=Cross-sectional area of…

Q: The power 431 W is required to transmit 3 x 10-3 m3/s of oil that has a head loss of 15 m. Determine…

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Q: Water is sent to a cylindrical tank with a height of 3 m and a diameter of 1 m through a pipe with a…

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Q: A machine raises a load of W = 1615 N by means of an effort of E= 266 N. The distance moved by the…

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Q: An oil cooler consists of a system of nested identically centered pipes. The inner tube of this…

A: Given: Inner diameter of the inner tube: →d1=1.4 Cm=0.014 m Thickness of the tube: →t=0.2 Cm=0.002 m…

Q: kg Water (Pw μω m³ = 1.8 x 10-³ Pa s) flows through the shower system shown below. The pipe has a…

A: VA = 1.2 m/spipe roughness e = 0.15 mmdensity of water  = 1000 kg/m3Viscosity of water = 1.8 x 10-3…

Q: 5-95 Air flows through a pipe at a rate of 200 L/s. The pipe consists of two sections of diameters…

A: Given data: Flow rate of air = Q = 200 L/s = 0.2 m3/s Diameter of section 1 = 20 cm = 0.2 m Diameter…

Q: Water in a duct of area 0.1 m2 has an average velocity of 7 m/s. The duct tapers slowly to 0.4 m2.…

A: Given data: The area of the duct at section 1 is, A1 = 0.1 m2. The average velocity at section 1…

Q: Petrol of specific gravity 0.85 is to be pumped through a 1.2 km pipeline to a petrol  station. The…

A: Given: The specific gravity of fluid, γ = 0.85 The length of the pipe, L = 1.2 km = 1200 m The…

Q: Water at 20°C is pumped at a constant rate of 9 m3/h from a large reservoir resting on the floor to…

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Q: An oil has 0.62 inch steel tube, through which flows an oil. The properties of oil are as follows; μ…

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Q: Water flows in a horizontal pipe with an I.D. of 5cm (circular cross-section) and a length of 20…

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Q: Pure water flows through the cross section of the pipe 0.3m long and 3cm in diameter. The water…

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Q: A diffuser operating within a jet engine receives air at 230 K and 35 kPa with a velocity of 240…

A: Given data:T1 = 230 KP1 = 35 kPaV1 = 260 m/sV2= 0 m/sAssumption: Steady flow process, adiabatic (no…

Q: An iron bar 2.0 cm x 3.0 cm x 10.0 cm at a temperature of 95 °C is dropped into a barrel of water at…

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Q: In a hydroelectric power plant, water at 20℃ is supplied to the turbine at 1.2 m3/s through a 200 m…

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Q: Hot atmospheric air (373 K) is forced through a 2 meter long pipe having a diameter of 5 millimeters…

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Q: A vehicle travelling at 100 km/h has air passing through its radiator at the rate of 100 kg mol per…

A: Given: The vehicle speed, v = 100 km/h The air flow rate through radiator, ma = 100 kg mol/min The…

Q: Air flows through a long duct of constant area at 0.15 kg/s. A short section of the duct is cooled…

A: Given Data: Rate of heat loss Q=15 kJs The mass flow rate of air m˙=0.15  kgs The Pressure at the…

Q: A gardener is thinking of installing piping system for watering the plants in his garden located…

A: In fluid dynamics following principles are used. 1) Mass conservation 2) Energy conservation if a…

Hydronics