Electrometallurgy is not involved in the extraction of __________ from its ore.
Aluminium
Tin
Lead
Both (B) & (C)
- Large diameter reinforced cement concrete (RCC) pipes are generally joined by __________ joint.
- Thermistors are used in __________ devices.
- Pick out the correct statement.
- Dowtherm is a
- Magnesium is present in
- Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical…
- Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines?
- The delivery pressure of boiler feed water pump compared to the boiler steam pressure is
- __________ property of steel increases by addition of large amount of silicon in it.
- What is the pH of distilled water?
- A material in which the atoms are arranged regularly in some directions but not in others, is termed…
- __________ has the highest melting point out of the following.
- Removal of non-condensable from steam or other vapour is termed as the __________ process.
- Surface tension of a liquid
- Which of the following is not an ore of copper?
- In a boundary layer developed along the flow, the pressure decreases in the downstream direction. The…
- An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform…
- The most important consideration, while designing the refrigeration system of an aircraft is that the…
- Which one is neutral in character?
- The minimum carbon content in steel should be __________ percent for it to respond to a hardening treatment.
- In inventory control theory, the economic order quantity (EOQ) is the
- Direct conversion of thermal energy to electrical energy is facilitated by the
- Steel produced from phosphatic iron is __________ in nature.
- Addition of __________ to steel does not help in improving its machinability.
- Which of the following materials has the poorest electrical conductivity?
- Square steel key is normally strong in failure by shear & crushing. Keys are normally made of __________…
- Leakage in a cooking gas cylinder is detected by
- Dryness fraction of dry steam is
- Thermal equivalent of electrical power in practical calculation is __________ kcal/kWh.
- A material is capable of resisting softening at high temperature, because of its property termed as