Carbon is present in the form of __________ in grey cast iron.
Spheroids
Nodular aggregates of graphite
Flakes
Cementite
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- Austempering of steel requires it to be heated to 875°C followed by sudden cooling to 250-525°C,…
- Closeness of packing is maximum in case of __________ crystal lattice.
- Fatigue resistance of a material is measured by the
- With increase in temperature, the electrical conductivity of semiconductors
- LVDT used for displacement measurement is a/an __________ transducer.
- The cooling rate required to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours is __________…
- Maximum consumption of limestone is in the __________ industry.
- 'Amortization' in respect of financial obligation of a company means the
- In extrusion of metals, which of the following statement is true?
- Case hardening of a material is
- Constituents of stellite are
- Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation…
- Pressure exerted by a liquid depends upon its
- Which of the following are considered applications of ultrasonic testing?
- Half life of a radioactive isotope corresponds to the time required for half of the __________ to decay.
- In a drilling process, the metal is removed by both shearing & extrusion. General purpose drills are…
- Temper brittleness of a material can be fairly detected by the __________ test.
- A high pressure boiler generates steam at a pressure greater than __________ kg/cm2.
- In inventory control theory, the economic order quantity (EOQ) is the
- The joint for soldering is supported by binding wire made of
- Even though heat transfer co-efficient in boiling liquids is large, use of fins is advantageous, when…
- The only suitable method for hardening the low carbon steel is case hardening. Which of the following…
- Removal of non-condensable from steam or other vapour is termed as the __________ process.
- Screws are specified by their __________ diameters.
- Induced draft fans provided in large thermal power plant boilers have __________ blades.
- __________ is a non volatile film forming constituent of a paint.
- Baffles provided on the shell side of a shell and tube heat exchanger are meant for
- The mechanism involved in the removal of metal in drilling operation is by
- The stress at which extension of the material takes place more rapidly as compared to the increase in…
- For an ideal gas, Cp - Cv is