Workshop Technology A two high rolling mill consists of two rolls which rotate At the same speed but in opposite direction At different speeds and in the opposite direction At different speeds and in the same direction At the same speed and in the same direction At the same speed but in opposite direction At different speeds and in the opposite direction At different speeds and in the same direction At the same speed and in the same direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit, used in Thermit welding, is a mixture of Iron oxide and aluminium Charcoal, iron oxide and aluminium Charcoal and iron oxide Charcoal and aluminium Iron oxide and aluminium Charcoal, iron oxide and aluminium Charcoal and iron oxide Charcoal and aluminium ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Both (A) and (B) None of these Straight polarity Reversed polarity Both (A) and (B) None of these Straight polarity Reversed polarity ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology V-block is used to None of these Check the trueness of flat surfaces Locate centres of round rods Check the surface roughness None of these Check the trueness of flat surfaces Locate centres of round rods Check the surface roughness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as Cold peening Extrusion Cold heading Hot piercing Cold peening Extrusion Cold heading Hot piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When the molten metal is fed in the cavity of a metallic mould by gravity, the method of casting is known as Permanent mould casting method Centrifugal casting method Slush casting method Die casting method Permanent mould casting method Centrifugal casting method Slush casting method Die casting method ANSWER DOWNLOAD EXAMIANS APP
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