Materials and Construction High resistance electrical heating elements/wire are not made of Nimonic alloys Marageing steel Nichrome Kanthal wire Nimonic alloys Marageing steel Nichrome Kanthal wire ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is used for examining the macro-structure of a material. Optical microscope Metallurgical microscope X-rays Visual inspection by naked eye Optical microscope Metallurgical microscope X-rays Visual inspection by naked eye ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Plasticisers are added to polymers to improve their Acid resistance Alkali resistance Tensile strength Softness & flexibility Acid resistance Alkali resistance Tensile strength Softness & flexibility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The purpose of nitriding the steel is to Harden its surface Soften its surface Improve its reliability None of these Harden its surface Soften its surface Improve its reliability None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brine (15% concentration) can be stored in a vessel made of None of these Cast iron Karbate Monel None of these Cast iron Karbate Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following will have the highest melting point? Pig iron Wrought iron High carbon steel Mild steel Pig iron Wrought iron High carbon steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
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