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0 answers asked 3 days ago by anonymous
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0 answers asked Nov 8 in Top by anonymous
Notched bar test is used for testing the _________________ of a material?

A. Impact strength
B. Endurance limit
C. Machinability
D. Corrosion resistance
1 answer asked Nov 2 in General Knowledge by anonymous
The unit of gc is ___________________?

A. lbm/lbf. ft/sec2
B. lbf/lbm. ft/sec2
C. ft/sec2
D. lbm/lbf. sec2/ft
1 answer asked Nov 2 in General Knowledge by anonymous
One of the methods of purification of leach liquor is ion exchange, which involves_________________?

A. Exchange between two liquid phases
B. Exchange between a gaseous phase and a liquid phase
C. Exchange between a liquid phase and an organic resin phase
D. Exchange between a solid phase and a gas phase
1 answer asked Nov 2 in General Knowledge by anonymous
The atmospheric temperature during melting of ice/snow (in the atmosphere)_________________?

A. Decreases
B. Increases
C. Remain same
D. May increase or decrease; depends on the altitude where snow melts
1 answer asked Nov 2 in General Knowledge by anonymous
_______________ is not a case hardening process ?

A. Carburising
B. Nitriding
C. Cyaniding
D. Annealing
1 answer asked Nov 2 in General Knowledge by anonymous
Calorific value of ____________________ are almost same?

A. Lignite & anthracite coal
B. Lignite & coal gas
C. Petrol & diesel
D. Coal gas & natural gas
1 answer asked Nov 2 in General Knowledge by anonymous
The main charge in blast furnace is usually___________________?

A. Iron ore & coke
B. Iron ore, coke & air
C. Limestone, coke & iron ore
D. Limestone, sand & iron ore
1 answer asked Nov 2 in General Knowledge by anonymous
Speed of a submarine in deep sea & that of an aeroplane is measured by a/an___________________?

A. Pitot tube
B. Hot wire anemometer
C. Rotameter
D. Stroboscope
1 answer asked Nov 2 in General Knowledge by anonymous
In a drilling process, the metal is removed by both shearing & extrusion. General purpose drills are made of_________________?

A. Stainless steel
B. Mild steel
C. High speed steel
D. High carbon steel
1 answer asked Nov 2 in General Knowledge by anonymous
Removal of non-condensable from steam or other vapour is termed as the ________________ process?

A. Condensation
B. Deaeration
C. Scavenging
D. Exhaust
1 answer asked Nov 2 in General Knowledge by anonymous
______________ cannot increase the fatigue strength of a material?

A. Grain refining
B. Grain coarsening
C. Surface hardening
D. Shot peening
1 answer asked Nov 2 in General Knowledge by anonymous
Coarse grained steels have____________________?

A. Low toughness
B. No tendency to distort
C. High density
D. Very high toughness
1 answer asked Nov 2 in General Knowledge by anonymous
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