Materials and Construction 'Age hardening' of duralumin is due to Neither A nor B Both A & B Copper Magnesium Neither A nor B Both A & B Copper Magnesium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron alloyed with carbon upto 2% is called Pig iron High carbon steel None of these Wrought iron Pig iron High carbon steel None of these Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon is present in steel wholly in the Neither A nor B Combined form Both A & B Free state as graphite Neither A nor B Combined form Both A & B Free state as graphite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many molecules per unit cell are there in a face centred cubic lettice? 8 4 2 6 8 4 2 6 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which is an amorphous material? Cast iron Mica Glass Brass Cast iron Mica Glass Brass ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2. Concentrated H₂SO₄ Dilute HCI Acetic acid None of these Concentrated H₂SO₄ Dilute HCI Acetic acid None of these ANSWER DOWNLOAD EXAMIANS APP
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