Engineering, 28.10.2020 01:00 jessiegarrison1
Can anyone help me with my welding work plz? I really need help so plz help I was supposed 2 turn this in 5 hours ago.
There are 12 questions.
The step motion (we call it the stitch motion), is used with what type of welding electrodes?
What type of penetration is gained by using the step motion technique?
A vertical weld can be made in which directions?
Which vertical technique is the easiest to perform?
What technique or motion is used when welding in the horizontal position?
6013 electrodes were designed to weld; what material, in what polarity, while traveling in what direction?
What is the recommended amperage to be used when welding a ⅛” 6013 electrode in AC?
If you make a small weld, what can be done to correct this problem according to the video?
What solidifies first when welding with 7018, the poodle or the flux?
What is porosity?
What can cause porosity?
When using a ⅛” 7018 electrode in DC+, when is the suggested amperage?
Answers: 3
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 18:20
Steam enters a converging nozzle at 3.0 mpa and 500°c with a at 1.8 mpa. for a nozzle exit area of 32 cm2, determine the exit velocity, mass flow rate, and exit mach number if the nozzle: negligible velocity, and it exits (a) is isentropic (b) has an efficiency of 94 percent
Answers: 2
Engineering, 04.07.2019 19:10
Starting wih an energy balance on a rectangular volume element, derive the one- dimensional transient heat conduction equation for a plane wall with constant thermal conductivity and no heat generation.
Answers: 1
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
Can anyone help me with my welding work plz? I really need help so plz help I was supposed 2 turn th...
Mathematics, 23.06.2019 11:00
Mathematics, 23.06.2019 11:00
History, 23.06.2019 11:00
Mathematics, 23.06.2019 11:00
Mathematics, 23.06.2019 11:00
History, 23.06.2019 11:00
English, 23.06.2019 11:00
Mathematics, 23.06.2019 11:00