Engineering, 26.07.2019 19:30 kookycookiefanx
Which of the following quenching materials is least severe in its quenching action (slowest cooling)? a. air b. brine c. oil d. water
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
An air conditioning system consist of a 5 cm diameter pipe, operating at a pressure of 200 kpa. the air initially enters the pipe at 15°c with a velocity of 20 m/s and relative humidity of 80%. if the heat supply throughout the process is 960 w, determine the relative humidity and the temperature at the outlet
Answers: 3
Engineering, 04.07.2019 18:20
Most leaks in reciprocating air compressors can be detected and minimized by: (clo4) a)-detecting leakage areas using ultrasonic acoustic detector. b)-tightening joints and connections c)-replacing faulty equipment d)-all of the given options
Answers: 2
Engineering, 04.07.2019 19:10
The air in an automobile tire with a volume of 0.015 m3 is at 32°c and 140 kpa gage. determine the amount of air that must be added to raise the pressure to the recommended value of 206 kpa gage. assume the atmospheric pressure to be 128 kpa and the temperature and the volume to remain constant.[r-0.287 kj/kgk]
Answers: 3
Engineering, 04.07.2019 19:20
Air enters a horizontal, constant-diameter heating duct operating at steady state at 290 k, 1 bar, with a volumetric flow rate of 0.25 m°/s, and exits at 325 k, 0.95 bar. the flow area is 0.04 m2. assuming the ideal gas model with k = 1.4 for the air, determine (a) the velocity at the inlet and exit, each in m/s, and (c) the rate of heat transfer, in kw flow rate, in kg/s, (b) the mass kg 0.3
Answers: 2
You know the right answer?
Which of the following quenching materials is least severe in its quenching action (slowest cooling)...
Questions
Mathematics, 29.03.2021 19:00
Social Studies, 29.03.2021 19:00
English, 29.03.2021 19:00
English, 29.03.2021 19:00
Mathematics, 29.03.2021 19:00
Mathematics, 29.03.2021 19:00
History, 29.03.2021 19:00
English, 29.03.2021 19:00
English, 29.03.2021 19:00
Mathematics, 29.03.2021 19:00
