Materials and Construction The purpose of nitriding the steel is to None of these Improve its reliability Harden its surface Soften its surface None of these Improve its reliability Harden its surface Soften its surface ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is used for examining the macro-structure of a material. Metallurgical microscope Visual inspection by naked eye Optical microscope X-rays Metallurgical microscope Visual inspection by naked eye Optical microscope X-rays ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Zinc is highly __________ at room temperature. Brittle Resistant to atmospheric corrosion Ductile Malleable Brittle Resistant to atmospheric corrosion Ductile Malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Trough of an apron conveyor is made of Metal Either B or C Lead lined concrete vessel Wood Metal Either B or C Lead lined concrete vessel Wood ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal used for making bearings should have Both B & C Low co-efficient of friction between journal and bearing Ability to retain lubricant on its surface High-co-efficient of friction between journal and bearing Both B & C Low co-efficient of friction between journal and bearing Ability to retain lubricant on its surface High-co-efficient of friction between journal and bearing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following pairs of elements may form an alloy? Iron & carbon Platinum & mercury None of these Iron & mercury Iron & carbon Platinum & mercury None of these Iron & mercury ANSWER DOWNLOAD EXAMIANS APP
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