Determine the final temperature of the water at the second tank

Q: 15 m/h water enters the turbine at 20°C and leaves it at 50°C. The internal diameter of the inlet…

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Q: In climates with low night-time temperatures, an energy-efficient way of cooling a house is to…

A: Given data (a). The flow rate of the fan is given by Substitute the necessary values in above…

Q: An oll pump is drawing 18 kW of electric power while pumping oil with density 860 kg/m³ at a rate of…

A: Here, given data power(We)=18kWdensity(ρ)=860kg/m3flow rate(Q)=0.1…

Q: Consider an underground water source whose free surface is 60 m below ground level. The water is to…

A: For solution refer below images.

Q: Consider a pumped hydro system that is used for energy storage. During off-peak hours, excess…

A: Given: The height of reservoir, H = 100 m The flow rate, Q = 650 ltr/s The power, P = 1000 MWh The…

Q: Steam is supplied to a fully loaded 100-hp turbine at 276 psia with u1=1,220.3 Btu/lbm, v1=3.65…

A: Given : p₁ = 276 psia u₁ = 1220.3 Btu/lbm v₁ = 3.65 ft³/lbm υ₁ = 466 ft/s   p₂ = 3 psia u₂ = 943…

Q: Aroomiscooledbycirculatingchilledwaterthroughaheatexchangerlocatedin a room. The air is circulated…

A: Given data as per question shaft output =0.25 hp Efficiency =54%

Q: 5000 kg of dry air per hour is cooled from 60 oC to 34 oC in a countercurrent heat exchanger. In the…

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Q: The ventilating fan of the bathroom of a building has a volume flow rate of 30 L/s and runs…

A: Given data: Density of air ρ = 1.2 kg/m3 Volume flow rate = V = 30 L/s

Q: is used to pump brine whose density is 1,158 kg/m3 at a rate of 0.37 m3/s from a depth of 344 m. By…

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Q: Electric power is to be generated by installing a hydraulic turbine-generator at a site 70m below…

A: Given Data The height of the turbine is: h=70 m The mass flow rate of the water is: m˙=1500 kg/s…

Q: The minimum fresh air requirement of a residential building is specified to be 0.35 air changes per…

A: Given data: The ISHRAE standard for air changes per hour is I = 0.35/hr The height of room is h =…

Q: A hydroelectric power plant is used to convert energy from flowing water initially stored in a…

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Q: A household radiator has an inlet temperature of 73.2 oC and an outlet temperature of 42.5 oC. The…

A: Given, Initial Temperature (T1 ) = 73.2°C+273 = 346.2 K FInal Temperature (T2 )= 42.5°C + 273 =…

Q: onsider a river flowing toward a lake at an average velocity of 3 m/s at a rate of 570 m/s etermine…

A: In the question we have,water density, ρ=1000 kg/m3velocity, v=3 m/srate of discharge, Q=570…

Q: An electric water heater has a capacity of 2 liters. In this heater, the water is initially found as…

A: Given that, Volume of water, v=2 liter,Pressure of saturated liquid, P=150 kPa,Electric work, We=2.2…

Q: Air at a static temperature and pressure of 8°C and 75 kPa respectively enters the intake of an…

A: Air at a static temperature and pressure of T1 = 8°C = 281 K and P1 = 75 kPa respectively enters the…

Q: air is compressed polytropically in a cylinder according to PV=C. the work required is 180 kj/kg.…

A: .

Q: . An oil pump is drawing 40 kW of electric power while pumping oil with p = 850 kg/m³ at a rate of…

A: In this problem, we will calculate the pump's mechanical efficiency, which requires us to first…

Q: An oil pump is drawing 40 kW of electric power while pumping oil with p = 860 kg/m³ at a rate of 0.1…

A:

Q: A R-12 compressor operates betwwen eveoperating temperature of 4 c ( hg = 353 kj/kg ), vg = 0.04895)…

A:

Q: A 1 lbm/s fluid enters a machine at 170 m/s, 800 kPa, and with a specific volume of 0.3 m³/kg. The…

A: Solution - Given data -mass flow rate m =1 lbm/s =0.453 kg/sv1 =170 m/sv2 =330 m/sp1 =800 kPap2 =138…

Q: Water vapor enters the steam turbine at 4000 kPa pressure, 500 ° C temperature and 6 m3 / h volume…

A: Given data, P1 = Pressure at state 1 = 4000 KPa T1 = Temperature at state 1 = 500°C Q1` = Volume…

Q: Problem 1 A counterflow double-pipe heat exchanger is to be used to heat 0.7 kg/s of water from 35…

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Q: A sewage aeration blower running at 3,500 rpm is designed to deliver 34,000 m3/hr of air from 20°C…

A: Solution: Given Data: N1=3500 rpmQ1=34000 m3/hrT1=20oCP1=1.03 kg/cm2P2=1.56 kg/cm2η=70%T2=43oC

Q: A pumped storage scheme comprises two reversible pump turbines which transfer water between an upper…

A: Disclaimer:Hello. Since you have submitted multiple questions, we will solve the first one for you.…

Q: A diesel engine produces hot exhaust gases which are used to produce steam in an evaporator. The…

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Q: The radiator in an automobile is a cross-flow heat exchanger (UAs = 10 kW/K) that uses air (cp =…

A: Given data To determine exit temperature of cold fluid..??

Q: A long thin-walled double-pipe heat exchanger with tube and shell diameters of 1.5 cm and 3 cm,…

A: Given, d1 = 1.5 cm = 0.015 m d2 = 3 cm = 0.03 m hi = 4000 W/m2 C klime = 1.3 W/m C m = 0.5 kg/s

Q: Water needs to be delivered from a tank to another one that is 40 ft above the first tank. The water…

A: Given: Potential head is 40 ft.  Heat lost through heat exchanger is 30,000 BTU/min. Flow rate is 45…

Q: Consider water flow in a piping network. The pressure, velocity, and elevation at a specified point…

A: Write the Bernoulli's equation between points 1 and 2. Here, P1 is the pressure at point 1, v1 is…

Q: Consider a river flowing toward a lake at an average velocity of 3 m/s at a rate of 500 m³/s at a…

A:

Q: n-walled, double-tube, counterflow heat exchanger is used to cool oil (Cp = 2.20 kJ/kg °C) from 150…

A: Given data as per question For Hot fluid , oil Cph=2.2 kJ/kg°C, Thi=150°C, Tho=40°C, m˙=2 kg/s For…

Q: A fluid with a pressure of 820 kPa, specific volume of 0.30 m/kg and a velocity of 150 m/s enters a…

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Q: Air at a static temperature and pressure of 9°C and 100 kPa respectively enters the intake of an…

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Q: Steam drives a turbine with a flow rate of 10000 kg/h. The steam enters the turbine at 60 atm and…

A: m˙=10000 kg/h=2.778 kg/sP1=60 atmT1=300oCV1=40 m/sZ1=3mP2=1 atmV2=250 m/sW=350 kWQ=-50…

Q: Water inter a condenser at a mass flow rate of (2.5 kg/s) and (21 kPa and 65 C), and exit with (h=…

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Q: In a refrigerator the pressure in the evaporator us 2.72 kg/cm sq. and the refrigerant entry is 0.12…

A: Pressure in the evaporator, P=2.72 kg/cm2 Work done per kg, W=17033 kg-m/kg Refrigeration…

Q: Water flows through a shower head steadily at the rate of 8 kg/min. The water is heated in an…

A: Given:  mass flow rate of water = 8 kg/min = (8/60) kg/s = 0.133 kg/s initial cold water inlet, Tc1…

Q: The blades of a wind turbine turn a large shaft at a relatively slow speed. The rotational speed is…

A:

Q: Water is pumped from a lake to a storage tank 25 m above at a rate of 70 L's while consuming 22.4 kW…

A: Given data Water is pumped from a lake to a storage tank 25 m above at a rate of 70 L/s while…

Q: The blades of a wind turbine turn a large shaft a relatively slow speed. The rotational speed s…

A:

Q: The rate of heat transferred between air and condensing refrigerant in a condenser is 70 kW. The…

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Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.