Materials and Construction Kel-F is a material, which is All of these Chemically known as polychlorotrifluor-oethylene (PTFE) Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties All of these Chemically known as polychlorotrifluor-oethylene (PTFE) Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The damage/deterioration of metals by the __________ action of fluids is called 'erosion'. Corrosive Neither A nor B Abrasive Both A & B Corrosive Neither A nor B Abrasive Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel balls for ball bearings are generally made of __________ steel. Stainless Free carbon Carbon chrome Cast Stainless Free carbon Carbon chrome Cast ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High degree of toughness is a must for Shock resisting steel Cold work tool steel High speed steel None of these Shock resisting steel Cold work tool steel High speed steel None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is Cast iron Nickel Aluminium Stainless steel Cast iron Nickel Aluminium Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel base alloys with __________ are known as monel metal. Molybdenum Zinc Copper Tin Molybdenum Zinc Copper Tin ANSWER DOWNLOAD EXAMIANS APP
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