Engineering, 27.12.2019 02:31 samantha636
Consider the rankine power cycle using vapor and liquid. there is a method to lower the condenser pressure (or to decrease the average low temperature) in order to improve the efficiency of the ideal rankine cycle. explain its advantages and disadvantages explicitly.
Answers: 2
Engineering, 04.07.2019 18:20
For a gate width of 2 m into the paper, determine the force required to hold the gate abc at its location.
Answers: 1
Engineering, 06.07.2019 03:10
Steel balls 12 mm in diameter are annealed by heating to 1150 k and then slowly cooled to 400 k in an air att 325 k and h -20 w/m2 k. assume the properties of the steel to be k- 40 w/m k,p 7800 kg/m3, and cp 600 j/kg k. a. determine whether lumped system method can be used to analyze this problem and if so why" b. determine the time required for the cooling process. c. determine the total amount of heat lost from each ball to the ambient air
Answers: 1
Engineering, 06.07.2019 03:20
Figure out the odd statement about ceramics in the following (a) good insulators of heat and electricity (b) usually less desire than metals (c) ductile in nature (d) contains both metallic and nonmetallic elements
Answers: 3
Engineering, 06.07.2019 04:20
Steam enters a turbine at steady state at 2 mpa, 360°c with a velocity of 100 m/s. saturated vapor exits at 0.1 mpa and a velocity of 50 m/s. the elevation of the inlet is 3 m higher than at the exit. the mass flow rate of the steam is 15 kg/s, and the power developed is 7 mw. let g 9.81 m/s^2. determine: a)-the area at the inlet, in m^2 b)-the rate of heat transfer between the turbine and surroundings, in kw c)-draw a p-v diagram for this process.
Answers: 1
Consider the rankine power cycle using vapor and liquid. there is a method to lower the condenser pr...
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