Engineering, 15.04.2020 05:18 sugar1014
Liquid waterisfed toa boiler at 24°C and 10bar andis convertedat . (a) Use the steam tables to calculate Δ ^ H(kJ/kg) for this process, and then determine the heat input required to produce 15,800m3/h of steam at the exit conditions. Assume the kinetic energy of the entering liquid is negligible and that steam is discharged through a 15-cm ID pipe. (b) Howwouldthe calculated value ofthe heatinputchange ifyoudid notneglect thekinetic energyof the inlet water and if the inner diameter of the steam discharge pipe were 13cm (increase, decrease, stay the same, or no way to tell without more information)?
Answers: 3
Engineering, 04.07.2019 16:10
The force on a cutting tool are 2600n vertically downward and 2100 horizontal. determine the resultant force acting on the tool and the angle at which it acts.
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Engineering, 04.07.2019 18:10
Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2
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Engineering, 04.07.2019 18:20
Derive the correction factor formula for conical nozzle i=-(1+ cosa) and calculate the nozzle angle correction factor for a nozzle whose divergence hal-fangle is 13 (hint: assume that all the mass flow originates at the apex of the cone.
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Liquid waterisfed toa boiler at 24°C and 10bar andis convertedat . (a) Use the steam tables to calcu...
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