A wind turbine having an efficiency of 35% and rotor diameter of 33 m is exposed to air flowing at a speed of 6 m/s. Find the power developed by the turbine. Assume ρ = 1.2 kg/m3. [Ans.: 38.8 kW].

Q: a) In an open vessel, a certain volume V of water is perfectly agitated by means of an impeller 20…

A: Given: Diameter of the impeller→D=20 Cm speed of the impeller→N=150 RPM=150/60=2.5 revolution per…

Q: The compressed air network of a foundry with a volume V = 30 m³ is filled by a compressor in 4T = 30…

A:

Q: The diameter of a large offshore wind turbine is 120 m, assuming air density, 1.2 kg/m3, compute the…

A: The objective of the question is to calculate the available wind power for different wind speeds and…

Q: 1. A pipe has circular cross section of radius ro. Water is flowing in the pipe. At the pipe exit,…

A: Step 1: Step 2: Step 3: Step 4:

Q: You are asked to estimate the theoretical power required to drive an air compressor. The compressor…

A:

Q: A two stage compressor with first stage piston displacement of 94,390 cm3/sec is driven by a motor.…

A: Given,   ηv =0.85,Vd=94390 cm3/s=0.0943 m3/s,Pm=35 HP=35×0.746=26.11 KW          (1HP=0.746 KW)T1=22…

Q: 3. Water of mass rate (m) 42 kg/ sec is transferred during a pipe rises 56m from sea level at a…

A: Total Energy is the sum of  1) Potential energy 2) Kinetic energy 3) Internal energy

Q: The air mass flow rate in a compressor is 2 kg/s. The rotational speed is 10,000 rpm, with the inlet…

A: Given DataN=10000rpmm=2kg/sT=293KP=1.05kPaZ=21

Q: a) In steady state, determine the angular velocity for 0 = 30 °. b) An engíneer claims that power…

A: v = flow velocity = Q/A Q = 74 / 3 ( Litres/m per pipe) = 24.667 lpm = 4.11 x 10-4 m3/sA =…

Q: QI: If the overall efficiency of the system and turbine in the figure below is 80 percent. What…

A: Solution:

Q: 3. A 900-kg mine car is pulled by the winch M attached to the car. The winch consumes 500 W of power…

A:

Q: Determine the total mass flow rate at the inlet of a turbofan if the flow rate at the inlet of the…

A: Present day Turbofan motors can convey high push without the high fuel utilization as looked at to a…

Q: Please attached photo. I have theoretically solved this using only equations I can’t find a way to…

A: From the given data, Using 1st law of thermodynamics for turbine, m˙h1+v122+z1g+Q˙=m˙h2+v222+z2g+W˙

Q: An irrigation line carries water from a lake down into an arid valley 810 ft below the surface of…

A:

Q: A pump discharges a liquid into a tank at the rate of 0.032 m³/s. The tank, 1.5 m in diameter and…

A: Discharge-

Q: 02: A// For a centrifugal compressor. Prove that: C-C, Cri - Cr22 Cpiz- Coun Power developed on…

A:

Q: . A pump extracted water 60 meters below the ground and discharge to a tank 5 meters above the…

A:

Q: 6. A pump is delivering water from the surface of a lake to a tank 20m above at a rate of 70L/s…

A:

Q: A family wishes to buy a 2020 Toyota Camry. The two options the consider are (a) a standard…

A: (1) To find :  The amount of gasoline each vehicle would each year  Given : The speed of S.I engine…

Q: The power output of an adiabatic steam turbine is 4 MW, and the inlet and outlet conditions of the…

A: Steady Flow Energy Equation Is Used. Note: Since We Are Allowed To Solve Only 3 Part Of Any Question…

Q: An air compressor takes air at 100 Kpa and discharges to 600 Kpa. If the volume flow of discharge is…

A: Given :  P1 = 100 KPa P2 = 600 KPa volume flow of discharge, V.2 = 1.2 m3/sec To find : capacity of…

Q: Through a refinery, fuel ethanol is flowing in a pipe at a velocity of 1 m/s and pressure of 1 bar.…

A:

Q: changed from V, o 20 m/kg. T,-30 °C to V, 055 m'/kg, Tz=260 °C. The specific he is given by equation…

A: Given data  T1 = 30oC T2 = 260oC variation of specific heat with respect to T  Cp = (1.5 +…

Q: 4. Horizontal Axis wind turbine (HAWT) with the following details

A: For solution refer below images.

Q: Q3/ A reaction turbine has mean blade speed of 220 m/s and blade speed to steam velocity ratio of…

A: To determine the angle at inlet of blade and work done per kg of steam flow, we can use the…

Q: Q3: Brayton Cycle consists of several processes, explain them with aid of drawings

A: Brayton cycle is a thermal cycle that uses heat energy of air (heated in combustion chamber by…

Q: a pipe (1) 400 mm in diameter, conveying water, branches into two pipes (2 and 3 of diameters 300 mm…

A:

Q: 378 kg/s of steam flows through a reaction turbine stage. The nozzle angle (8) is 18º. Fixed and…

A:

Q: QI. A hydroelectric station has a cubic tank of height 50m above the earth. This cubic tank has an…

A:

Q: THE PRESSURE IN THE SUBTANCE DRASTICALLY DECREASE FROM 354 TO 21 POUNDS PER SUARE INCHES (PSI), THE…

A: Given that P1= 354 psia , P2= 21 psia ,V1=1 ft3/lb , V2= 10 ft3/lb;Energy of the system reduces to…

Q: Given : C 375 N block (C) is a hoisted by the pully system and motor M. The motor has an efficiency…

A: Calculate the mass of block C.

Q: 4. show all steps in detail, units and formulas please.

A: Step 1:Step 2:Step 3:Step 4: Since the spring constant should be positive (indicating the direction…

Q: In the system shown in the figure, 100 lt/sec of water from A to B and 50 lt/sec of water to C is…

A: Given Data: Flow rate in pipe DB = QDB=100 lt/sec=0.1 m3/sFlow rate in pipe DC = QDC=50 lt/sec=0.05…

Q: A water jet consumes "3X50"W for 126 hours a week. What is the energy consumed (kWh) for a one-year…

A: Given data: Energy consumption for a week = 3 x 50 W = 150 W/week

Q: The water is flowing through a pipe having diameters 40 cm and 17 cm at sections 1 and 2…

A: Note: As per our guidelines we are supposed to answer only the first 3 sub-parts. Kindly repost…

Q: 1.In the cylinder of an air motor, the compressed air at the beginning of an expansion cycle  has an…

A:

Q: Determine the power generated in MW by the hydroelectric plant with the following given: Head water…

A: Given:Head water level, z1=120 mTail water level, z2=46 mHead loss, hl=4 mFlow rate, Q=66…