Materials and Construction Which of the following is not a copper based alloy with nickel? German silver Constantan Inconel Monel metal German silver Constantan Inconel Monel metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The presence of impurities in iron Decreases its melting point Does not affect its melting point Makes it malleable Increases its melting point Decreases its melting point Does not affect its melting point Makes it malleable Increases its melting point ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of nitrogen in steel Is desirable Increases its hardness Increases its strength Makes it brittle Is desirable Increases its hardness Increases its strength Makes it brittle ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of silicon in steel Indicates that steel is not deoxidised properly Is in the form of free Si Decreases the blow holes formation tendency in castings None of these Indicates that steel is not deoxidised properly Is in the form of free Si Decreases the blow holes formation tendency in castings None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon is present in steel wholly in the Combined form Free state as graphite Neither A nor B Both A & B Combined form Free state as graphite Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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