Desalination of water
Makes it potable
Makes it non-potable
Means distillation of water
None of these
- Wrought iron is not
- The bank of tubes located at the back of the domestic refrigerators are the __________ tubes.
- When the wavelength of incident X-rays increases, the angle of diffraction
- The co-ordination number in simple cubic structure is
- With increase in temperature, the electrical conductivity of a __________ decreases.
- Which of the following is not a characteristic observed in material failure by fatigue fracture?
- Boiling point of water gets lowered at high altitudes (e.g., hills), because
- __________ of grey cast iron produces white cast iron.
- Materials having resistivity ranging from 1 to 100 ohm. cm is termed as
- Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?
- In connection with corrosion of metals, passivation is the process that
- Materials having __________ lattice structure are usually the most ductile.
- __________ is not used as the control rod material in a nuclear reactor.
- Hydrogen in liquid steels is dissolved
- Dislocations are __________ defects.
- The most important requirement for aluminium industry is the availability of cheap
- A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
- Ferromagnetic materials owe their properties to __________ inner sub-shells.
- Speed of a submarine in deep sea & that of an aeroplane is measured by a/an
- The concentration of (H+) ions is 4 x 10-5 in a solution. Then pH of the solution will be (Given log…
- Which of the following mainly decides the current to be employed is arc welding?
- Dowtherm is a
- A material being tested for endurance strength is subjected to the __________ load.
- Principal alloying element in Elinvar (used for making hair springs for watches) is
- The leaching solvent used in Baeyer's process for the purification of bauxite is
- Blow off cock is provided in steam boiler to
- Vernier calipers cannot be used to measure the
- Cold chisel & hammers are made of
- In case of simple harmonic motion, displacement is proportional to the
- Hardening of steel is not possible, unless it is heated __________ critical point.