Increasing the carbon content of steel
Reduces the upper shelf energy
Increasing the ductility transition temperature
Decreases brittleness
Decreases hardness
- Tin based white metals are used, where bearings are subjected to
- Basicity of the slag in Indian blast furnace is in the range of
- The property of material, by which a given amount of energy is absorbed by it, without plastic deformation,…
- While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous…
- Cascade control is
- The boiling & freezing points on a newly defined temperature scale in degree 'D' are 400°D & 100°D…
- Consider the equilibrium A(g) + B(g) = AB(g). When the partial pressure of A is 10-2 atm, the partial…
- A jig is used while __________ a hole.
- A form of stress corrosion failure termed as 'season cracking' is generally observed in
- Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at…
- Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition…
- Faraday's law of electrolysis is related to the
- LVDT used for displacement measurement is a/an __________ transducer.
- Pick out the correct statement
- Which of the following metals is not subjected to electrolytic refining/purification?
- __________ is a special constituent of chlorophyll without which photosynthesis is not possible.
- Which of the following is not a characteristic observed in material failure by fatigue fracture?
- A fluid is termed as the Newtonian fluid, when the shear stress is __________ the velocity gradient.
- Nitriding of a steel part does not increase its
- Satellites burn off during re-entry to earth's atmosphere, because of the
- Melting point & boiling points of liquid oxygen are respectively - 218.8°C & - 183°C, while…
- Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e.…
- Wavelength of radiation emitted by a body depends on the __________ of its surface.
- Specific gravity of a metal, which weighs 5 kg in air and 4 kg when submerged in water, will be
- The difference between gross & net calorific values of fuel is due to the
- The units of the rate constant for a second order reaction are
- On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the…
- __________ has the highest melting point out of the following.
- The most abundant metal present in the earth's crust is;
- Which of the following does not discharge the dust collected as a dry solid?