Materials and Construction A measure of toughness of a material is its Ultimate strength Yield strength Percentage elongation Area under stress-strain diagram Ultimate strength Yield strength Percentage elongation Area under stress-strain diagram ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cermets are __________ materials. Refractory Abrasive Fully metallic Reinforced Refractory Abrasive Fully metallic Reinforced ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysterisis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%)? High frequency transformers Generators and small motors Induction motors Armature of small motors/generators High frequency transformers Generators and small motors Induction motors Armature of small motors/generators ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The loss of strength in compression which occurs, when there is a gain of strength in tension due to over loading is called Relaxation Hysterisis Bauschinger effect Hooke's effect Relaxation Hysterisis Bauschinger effect Hooke's effect ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Stainless steel contains Aluminium Chromium and nickel Vanadium Copper Aluminium Chromium and nickel Vanadium Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Invar used in thermocouples is an alloy of nickel and Lead Iron Chromium Copper Lead Iron Chromium Copper ANSWER DOWNLOAD EXAMIANS APP
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