Which of the following is not a principal alloying element for the structural steel?
Molybdenum
Nickel
Manganese
Chromium
- 'Flare tower' used in industry is meant for
- Insulation of liquid surface can be achieved by __________ on top of its surface.
- Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?
- In chemical dehumidification process
- 'GASOHOL' widely used in Brazil as a motor fuel is a mixture of alcohol and
- Pressure required to increase the density of water by about 1% is __________ atmosphere.
- A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure…
- According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point…
- A high pressure boiler generates steam at a pressure greater than __________ kg/cm2.
- Desalination of water
- In condensers used in thermal power plants, steam is normally used in shell side and cooling water on…
- The most detrimental impurity in high pressure boiler feed water is
- Pick out the wrong statement
- Work study deals with the __________ study.
- In a drilling process, the metal is removed by both shearing & extrusion. General purpose drills are…
- Eutectoid composition of carbon steel at room temperature is
- Which of the following is not the function of a volute casing provided in a centrifugal pump?
- Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e.…
- Basic open hearth furnace (BOF) is not used for producing __________ steel.
- The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and…
- Heat release during phase change is observed in case of a/an
- Maximum amount of thermal radiation is emitted at all wavelengths at any specified temperature by a/an…
- Runge-Kutta method is used to solve a/an
- The joint for soldering is supported by binding wire made of
- Alloying elements present in Haynes stellite, which has superior performance than high speed steel,…
- Pick out the wrong statement about the machinability of metals. Machinability of a metal
- Corrosion of metals cannot be prevented by its
- Brazing filler metal used for joining steel plates
- For preparation of porous bearings by powder metallurgy, preferred particle shape is
- Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute…