Materials and Construction German silver is an alloy of copper, nickel and Zinc Lead Silver Tin Zinc Lead Silver Tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Thermal shield used in high powered nuclear reactor to protect the walls of the reactor from radiation damage is made of Steel Zircalloy Graphite Concrete Steel Zircalloy Graphite Concrete ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead Is the hardest metal in common use Can not be scratched by finger nails Can not be work hardened Is the lightest metal in common use Is the hardest metal in common use Can not be scratched by finger nails Can not be work hardened Is the lightest metal in common use ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Pure nickel is Ferromagnetic above its curie point (i.e., 415°C) Ferromagnetic at room temperature Having h.c.p. crystal lattice Not resistant to oxidation at high temperature Ferromagnetic above its curie point (i.e., 415°C) Ferromagnetic at room temperature Having h.c.p. crystal lattice Not resistant to oxidation at high temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Centrifugal pump made of pyrex or glass can't be used to pump Brine Milk and fruit juices Dilute H₂SO₄ at room temperature Alkaline solutions Brine Milk and fruit juices Dilute H₂SO₄ at room temperature Alkaline solutions ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A chemical change takes place when iron None of these Melts Is heated Rusts None of these Melts Is heated Rusts ANSWER DOWNLOAD EXAMIANS APP
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