The function of neutral flux used in the pyrometallurgy of metal extraction is to increase the __________ of the slag.
Fluidity
Basicity
Acidity
Viscosity
- Electrometallurgy is not involved in the extraction of __________ from its ore.
- Dew point temperature always gives an indication of the __________ of the moist air.
- Metal cutting by oxy-acetylene flame is accomplished by the __________ of the metal.
- Which of the following is the most suitable material of construction for the condenser tubes, where…
- Encyclopaedia of Chemical Technology has been
- __________ is the trade name assigned to a nonferrous cast alloy composed of cobalt, chromium & tungsten.
- As per international norms, the maximum permissible value of noise level in the industrial environment…
- Production of one ton of paper in Indian paper industry consumes about __________ kWh of electricity.
- Thermal equivalent of electrical power in practical calculation is __________ kcal/kWh.
- Bad odour in sanitary latrines is reduced by periodically sprinkling
- Function of gear box is to
- An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform…
- Vernier calipers cannot be used to measure the
- Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be __________ mm.
- High speed steel tools retain their hardness upto a temperature of __________ °C.
- The phenomenon occurring during explosion of a hydrogen bomb is
- In a counter flow heat exchanger, hot fluid enters at 170°C & leaves at 150°C, while the cold…
- Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical…
- Methyl orange indicator turns
- Factor of safety in machine design is defined as the ratio of ultimate stress to __________ stress.
- Drills are usually made of
- What is the percentage of chromium in 18-4-1 high speed steel?
- The joint for soldering is supported by binding wire made of
- The condition of diffraction from a crystal is given by
- Which of the following metals is not subjected to electrolytic refining/purification?
- If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
- Earing is a defect found in steels after the following metal working operation.
- Out of the following the refractive index is the highest for
- Milk is fat dispersed in water. It is an example of
- Glass reacts with