How much gold concentration should be in the organic phase (dbc) before reduction by oxalic acid solution? Is it effective on purity of gold in reduction step? Define what is the ratio of dbc to oxalic acid solution in this step?
868Define what is or define what characterize the thermodynamic state of metal (structure of metal)?
839Is it possible to determine the heat treatment condition in stainless steel (astm a 479 gr xm-19) by checking the microstructure?
862
What does allotropic mean?
Discuss advantage of different types of screw.
Explain any method through which molds can shine after casting?
What is the melting point of e70 steel, 304,308,316 stainless steels?
How does iron and steel exhibit allotropy?
what should be the exact suction capacity for 3 to 5 mt capacity lead rotary furnace and length of duct line for proper suction for same
A cantilever beam carrying uniformly distributed load will be ?
What is the atomic density of ceramics?
Define what is widman statten structure?
What is the difference between diagrams of it and ct in heat treatment of steels?
What is the air fuel ratio for idling speed in S.I engines?
What is gold investment casting?
How much gold concentration should be in the organic phase (dbc) before reduction by oxalic acid solution? Is it effective on purity of gold in reduction step? Define what is the ratio of dbc to oxalic acid solution in this step?
Which type of key is used between shaft and pulley?
Why do some of the latest 'single crystal' superalloys contain concentrations of the grain boundary strengthening elements, e.g. carbon and boron?