Tumbling is the process of improving the __________ of the materials/parts.
Surface finish
Fatigue limit
Creep limit
Surface cleanliness
- 'Cryogenics' is concerned with the generation & use of low temperature in the range of
- Elimination of brittleness resulting from welding of saw blades is done by __________ of the welded…
- Starting friction is low in case of the __________ lubrication.
- A steam carrying pipeline is insulated with two layers of insulating materials with the inferior insulation…
- Minimum thermal efficiency of a steam boiler may be around __________ percent
- The kinematic viscosity (in stoke) and the absolute/dynamic viscosity (in poise) are the same for __________…
- __________ fluid force is not considered in the Navier-Stokes equation.
- The most important consideration in value engineering is the
- Dry saturated steam can be converted into superheated steam by
- A material being tested for endurance strength is subjected to the __________ load.
- Dislocations are __________ defects.
- Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium
- Tempering of a material does not improve its
- A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
- With increase in annealing temperature, the following defect density decreases.
- Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v2)] (V - b) = RT, depends…
- Liquor poisoning generally occurs due to the presence of __________ in it.
- Energy to be supplied to the radioactive nucleus for the emission of a neutron is __________ MeV.
- A dense structure of grinding wheel is not used for the
- The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 × 10-16 m2S-1 and it is 1.94 ×…
- Fatigue limit improvement by over stressing the metal by successively increasing the load is called…
- The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress…
- Compressed dry air is used as the cutting fluid, while machining
- In the diving apparatus, helium is used along with oxygen, because it is
- During sensible heating of humid air
- Air-petrol ratio in an automotive petrol engine is around
- Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines?
- A form of stress corrosion failure termed as 'season cracking' is generally observed in
- Temper brittleness of a material can be fairly detected by the __________ test.
- Constituents of stellite are