Materials and Construction High speed steel should have high Hardenability Wear resistance Both B & C Toughness Hardenability Wear resistance Both B & C Toughness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Thermometer bulb & capillary in case of mercury filled pressure spring expansion thermometer is normally made of __________ as mercury does not amalgamate with it. Stainless steel Copper Copper alloys Monel Stainless steel Copper Copper alloys Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following pairs of elements may form an alloy? Platinum & mercury Iron & carbon None of these Iron & mercury Platinum & mercury Iron & carbon None of these Iron & mercury ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Out of the following, copper vessels are the most suitable for the storage of Phosphoric acid (95%) & sulphuric acid (95% and fuming) Bromine Nitric acid (95% and fuming) Dry chlorine & dry fluorine Phosphoric acid (95%) & sulphuric acid (95% and fuming) Bromine Nitric acid (95% and fuming) Dry chlorine & dry fluorine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of silicon in steel Indicates that steel is not deoxidised properly None of these Is in the form of free Si Decreases the blow holes formation tendency in castings Indicates that steel is not deoxidised properly None of these Is in the form of free Si Decreases the blow holes formation tendency in castings ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An elastic behaviour of materials is expressed in terms of Hysterisis loop area Relaxation time None of these Stress-strain curve Hysterisis loop area Relaxation time None of these Stress-strain curve ANSWER DOWNLOAD EXAMIANS APP
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