During the passage through the system, each kilogram rejects 457 KJ of heat. Compute the work in calories Is it done by or on the system?
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A: Given Data V= 0.124 m^3/min W=28 kW
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Q: volume. (a) Determine the mass of the water in the cylinder Select] kg (b) Determine the work done.…
A: Dear Student as per guidelines i am allowed to answer first question only ( incase of multiple…
Q: The pressure of the high altitude chamber is 40 m³. It is put into operation by reducing pressure…
A: Given data: The volume of the chamber, v = 40 m3. The initial pressure, P1 = 1 bar. The final…
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A: Introduction: The pound is used as a unit of weight in both the British Imperial and American…
Q: ample 2: Convert the quantities 300 lb.s and 52 slug/ft' to appropriate SI units.
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Q: Newton considered only the force and acceleration of the body without considering the mass.
A: False
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Q: the initial volume and temperature was 75 liters and 27 degrees respectively. if the final volume is…
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Q: shown below sucks air from the ambient and expels it as a jet at 1 m/s to the ambient. Determine the…
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Q: (b) A 10-kg block is pulled up on a smooth inclined surface by force F as shown in Figure Q1 (b).…
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Q: The barometer of a mountain hiker reads 930mbar at the beginning of hiker tip and 780mbar at the…
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Q: Determine the pressure in a vessel of mercury at a point 300 mm below the liquid surface when it…
A: Given data a= 1.5 m/s2 upward h= 300 mm= 0.3 m Let density of mercury d= 13600 kg/m3 Let g= 9.81…
Q: Determine the total force(in kN) acting at the rear wall of the container.
A: Determine the total force acting at the rear wall of the container.
Q: If the power generated from a wind system at a height of 50 meters is equal to 30
A: Givencase 1H=50mP=30kWV=4m/scase 2P2=1.5P=1.5×30=45kWV2=2V=2×4=8m/s
Q: A 6-kg plastic tank that has a volume of 0.18 m is filled with liquid water. Assuming the density of…
A: Given : Weight of the tank Wtank = 6 kg Volume of the tank Vtank = 0.18 m3 Density of water…
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Q: The ball has a specific gravity of 2.5 and acts as a plug for the hole in the tank shown. Determine…
A: Answer: The force needed to move the ball from the hole is 28.851 kN.
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A: Dear Student As per guidelines i am allowed to solve first question only ( incase of multiple…
Q: Determine the force to accelerate 10 kg at a rate of 10 ft/s2 in Newton.
A: Given data Mass=10 kg acceleration=10 ft/s2=10×0.3048 m/s2=3.048 m/s2
Q: Determine the weight of a body that occupies 200 m3 if its specific volume is 10 m3/kg.
A: Given data, Specific volume v= 10 m3/kg Volume V= 200 m3
Q: Q1: If the power generated by a wind system at a height of 50 m is equal to 30 kw at a wind speed of…
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Q: A 6-kg plastic tank that has a volume of 0.18 m3 is filled with liquid water. Assuming the density…
A: Given: The mass of the plastic tank is m=6 kg. The volume of the liquid water is V=0.18 m3. The…
Q: A 100-kg mass drops 3 m, resulting in an increased volume in the cylinder of 0.002 m (Fig. below).…
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Q: The pressure of the high altitude chamber is 40 m³. It is put into operation by reducing pressure…
A: Given data: The volume of the chamber, V = 40 m3. Initial pressure, P1 = 1 bar. Final pressure, P2…
Q: C. If the gas absorbed 120 kJ of heat. Calcul a) The final temperature b) Change in internal energy
A: For solution refer below images.
Q: A car travels with speed 30km /h for 30mins .and then with speed 40km/h for one hour find the total…
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Q: same elevation and is at rest. The system internal energy between its initial and final states…
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Q: (a) A car with a mass of 850 kg is moving to the right with a constant speed of 1.44 m/s. What is…
A: According to the Newton Second Law of motion , Force is equals to the acceleration and mass of the…
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Q: Water at 20°C having a density of 9790 Kg/m' fills the dam shown in the picture below. Calculate the…
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Q: A circular tank of diameter 3 m contains water up to a height of 4 m. The tank is provided with an…
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Q: the ground with velocity 1= 22 m/s and V2 = 15 m/s. Find mass ml and mass m2 in kg
A: Givenv1=22m/sv2=15m/sm3=1.30 kgm1=?m2=?
Q: (a) Determine the pressure inside the cylinder. (b) If some heat is transferred
A: Given: To determine: The pressure inside the cylinder If volume gets doubled, Will the pressure…
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Q: A fan in the duct shown below sucks air from the ambient and expels it as a jet at 1 m/s to the…
A: Given:Velocity at A, Va=1 m/sDensity of air, ρ=1 kg/m3
Q: A cylindrical tank of radius 5 ft and height 9 ft is two-thirds filled with a liquid of weight…
A: Given Radius, R = 5 ft Height, h = 9 ft Density = 1000 kg/m3 Find Weight density, w
Q: Q1: If the power generated by a wind system at a height of 50 m is equal to 30 kw at a wind speed of…
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Q: For the shown quadruple window, find the resistance network if the air inside the glasses have…
A: The figure shown is a quadruple window that has 4 pieces of glass and three air gaps in between. The…
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Q: A man is pushing a cart that weighs 100 lbf with its contents up a ramp that is inclined at an angle…
A: Given data:
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- 5. The total head of a fan is 185 m and has a static efficiency pressure of 210 mm of water gage.What is the velocity of air flowing if the density of air is 1.15 kg per cubic meter? 8. A coal fired steam boiler uses 3000 kg of coal per hour. Air required for combustion is 15.5 kg ofcoal at barometric pressure of 98.2 KPa. The flue gas has temperature of 285 degree Celsiusand an average molecular weight of 30. Assuming an ash loss of 11% and allowable gas velocityof 7.5 meters per second. Find the diameter of the chimney 9. The gas density is 0.75 kg per cubic meters and air density is of 1.15 kg per cubic meter. If thedriving pressure is 0.25 KPA. Determine the height of the chimney. 10. A powerplant situated at an altitude having an ambient air of 96.53 KPa and 23.88 degreeCelsius. Flue gases at a rate of 5.0 kg per second enter the stack at 200 degree Celsius andleaves at 160 degree Celsius. The flue gases gravimetric analysis are 18% CO2, 7% O2 and 75%N2. Calculate the height of…2.5-L bench scale bioreactor is used for the production of recombinant P64K protein from Neisseria meningitides. The dimensions for the bioreactor are Dt 12.9 cm, ratio Di/Dt = 1/3 and N = 700 rpm. With the scale up factor of 2.24, determine the impeller tip speed (m/s) for the pilot scale bioreactor based on constant impeller tip speed and constant power consumption per volume. Predict which scale up method might give a higher concentration of P64K, if the demand of dissolved oxygen plays an important role.Determine the blade length for a wind turbine that supplies an electrical power output of 1.95 MW and given the following parameters: Wind speed = 51 km/hr The gear, generator and electric efficiencies are 93%, 95% and 91% respectively. The power coefficient of the wind turbine is the maximum possible as given by the Lanchester-Betz limit. Assume the atmospheric air conditions are 1.01325 bar and 27 °C
- Problem 15.6 Solve the given problem: A Laser doppler velocimeter was used to determine the velocity of the water flow in an open channel whose cross section is a triangle with a base of 0.532 m and a depth of 0.444 m. If the velocity of the water flow is 8.97 m/s, determine the mass flow rate in kg/sfluid mechanics In order to prevent flooding in irrigation areas and to direct the water back to the river or waterbed, the flat cover system given below is preferred. The weight of the cover is 871 kg. The square section cover is hinged 1m above the center of the cover (a = 0.25 m) and b = 1.5 m. The cover has a vertical angle of 40 What should be the maximum water head (h) according to the instructions so that the cover does not open? (psu=1000kg/m3)A) Perform an analysis of the stenosed artery (diameter D and length L)using the Bernoulli equation to determine an expression for the pressure drop across the segment of artery for a blood flow rate (Q). Create a well labelled diagram indicating the area of analysis and variable names and state all relevant assumptions made in your analysis. You snould assume that the stenosis creates a rapid narrowing of the artery, and that friction is not negligible. B) Explain how your analysis would change following insertion of the stent.
- Practice problem 2.4.12A Pelton wheel is supplied with 6kg/s of water at 70m/s. The buckets rotate on a mean diameter of 350mm at 1200 rev/min. the deflection angle is 165º and friction negligible. a). Determine the diagram power.(5mks) b). Draw the vector diagram to scale and determine change in water velocity.(5mks)Q/ ture or false -The flow curves are classified according to the number of reactors and the mechanism of separation or non-separation in the cores
- The cylinder bore diameter of a double-acting reciprocating pump is 160 mm and its stroke is 340 mm. The pump runs at 53 rpm and lifts water through a height of 29 m. The delivery pipe is 22 m long and 100 mm in diameter. Find (i) the theoretical discharge in liters/s,(ii) the theoretical power required to run the pump in kW, (iii) the percentage of slip, and (iv) the coefficient of discharge., if the actual discharge is 10 liters/s. Assume the weight density of water is 9810 N/m3The cylinder bore diameter of a double-acting reciprocating pump is 170 mm and its stroke is 370 mm. The pump runs at 55 rpm and lifts water through a height of 26 m. The delivery pipe is 23.5 m long and 113 mm in diameter. Find (i) the theoretical discharge in liters/s,(ii) the theoretical power required to run the pump in kW, (iii) the percentage of slip, and (iv) the coefficient of discharge., if the actual discharge is 13 liters/s. Assume the weight density of water is 9810 N/m3 (i)Theoretical discharge in liter/s (ii) the theoretical power required to run the pump in kW (iii) the percentage of slip (iv) the coefficient of discharge.Assume that annual energy requirement of an industry is 20000 kWh . DETERMINE size of wind turbine that is required to be installed to meet the energy requirement . Following assumptions are taken into account for estimation Annual energy requirement - 20000 kWh Propeller type wind machine is used . Coefficient of performance -0.40 Wind speed at 15 meter height is 5 meter / sec ( if the turbine hub is placed at the height other than 15 meter , the wind speed should be estimated as shown in " vertical wind speed variation section Density of air - 1 kg / m Capacity factor -0.30