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