Engineering, 17.03.2020 04:40 brazilmade1
Ai r is compressed by a 30-kW compressor from P1 to P2. The air t emperature i s maintained constant at 25oC during thi s process as a result of heat t ransfer to the surroundings medium at 17oC. Determine the rate of entropy change of the air. State the assumptions made in solving this problem.
Answers: 1
Engineering, 03.07.2019 14:10
Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned
Answers: 2
Engineering, 04.07.2019 18:10
Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false
Answers: 3
Engineering, 04.07.2019 18:10
The thermal expansion or contraction of a given metal is a function of the f a)-density b)-initial temperature c)- temperature difference d)- linear coefficient of thermal expansion e)- final temperature f)- original length
Answers: 2
Engineering, 04.07.2019 18:10
Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way
Answers: 2
Ai r is compressed by a 30-kW compressor from P1 to P2. The air t emperature i s maintained constant...
Mathematics, 09.02.2021 14:20
Mathematics, 09.02.2021 14:20
History, 09.02.2021 14:20
Chemistry, 09.02.2021 14:20
Mathematics, 09.02.2021 14:20
English, 09.02.2021 14:30
Mathematics, 09.02.2021 14:30
History, 09.02.2021 14:30
Mathematics, 09.02.2021 14:30