22001. __________ is used for examining the macro-structure of a material.
22002. Which type of camshaft drive mechanism is used in over head camshaft engine?
22003. Dry chlorine can be handled in a vessel made of
22004. Brine solution is stored/treated in __________ lined vessels/pipes.
22005. Steel balls for ball bearings are generally made of __________ steel.
22006. Beehive coke ovens are made of __________ bricks.
22007. Muntz metal is a/an alloys of
22008. Rotary kilns in cement industry are lined with____bricks.
22009. Steel will respond to hardening by heat treatment processes, only when the minimum carbon content in it is __________ percent.
22010. Which of the following will have the highest melting point ?
22011. Galvanising is generally done on
22012. Carbon is present in the combined form (carbide) in case of
22013. Chilled iron castings are
22014. A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds.
22015. Presence of nitrogen in steel
22016. Very high sulphur in pig iron makes
22017. Amount of energy that a material can absorb before its fracture is a measure of its
22018. Anodic material used for the cathodic protection of underground buried steel pipeline is
22019. Bush bearings are made of
22020. Alinco, which is a aluminium-cobalt-nickel steel, is used for making
22021. Slow plastic deformation of metals under a constant stress is termed as __________ failure.
22022. Corrosion resisting properties of cast iron are significantly improved by the addition of 12 - 15% of
22023. The purpose of the waste gate in the turbo charger is
22024. Duriron is
22025. Which type of water pump are used in I.C.Engines?
22026. Cast iron detachable joint is used in __________ pipes.
22027. Tin coating on metals is not done by
22028. The softest material just next to talc in the Mho's scale is
22029. 18/8 stainless steel means, that it contains
22030. Glass is corroded by
22031. Iron alloyed with carbon upto 2% is called
22032. Which of the following is a low melting point metal ?
22033. Trough of an apron conveyor is made of
22034. Clutch dragging is noticeable at
22035. Which of the following finds the least commercial use ?
22036. Which of the following is the most widely used insulating material for steam carray-ing pipelines ?
22037. Silicon percentage in iron castings to have maximum hardness should be about
22038. Nickel as a material of construction
22039. __________ moulding process can not be used for thermoplastic plastics.
22040. Which of the following crystal structures characterises the ferritic stainless steel ?
22041. 'Semi steel' is
22042. Gun metal is an alloy of
22043. Carbon content in steel is __________ percent.
22044. The distance measured from some specific point on the body,frame or suspension to the ground is known as
22045. Which of the following has a very high carbide forming tendency in steels ?
22046. The most distinguished property of malleable cast iron is its high
22047. Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the __________ stress.
22048. Which of the following is the hardest material ?
22049. Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system ?
22050. Biological shield in a nuclear power reactor is made of