Materials and Construction Which of the following undergoes granular fracture? None of these Cast iron Wrought iron Steel None of these Cast iron Wrought iron Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nitriding of steel is done (in electric furnace) at __________ °C. 2210 1720 510 910 2210 1720 510 910 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is Highly resistance to acid corrosion High carbon iron An alloy of iron, chromium & carbon Malleable & ductile; and hence is used for chain links, hooks & couplings Highly resistance to acid corrosion High carbon iron An alloy of iron, chromium & carbon Malleable & ductile; and hence is used for chain links, hooks & couplings ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. 3.5-4.5 44021 1.5-2 44179 3.5-4.5 44021 1.5-2 44179 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%)? 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 High frequency transformers ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The 'bomb' in the bomb calorimeter is made of High silicon iron (14% Si) Copper Molybdenum stainless steel Mild steel High silicon iron (14% Si) Copper Molybdenum stainless steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
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