A. Brass
B. Pewter
C. Solder
D. Babbitt metal
_______________ does not contain tin as an alloying material? Read More »
Materials and Construction A. Brittle
B. Ductile
C. Tough
D. Malleable
Cast iron is a ______________ material? Read More »
Materials and Construction A. Oxygen
B. Arsenic
C. Antimony
D. Bismuth
A. Sulphur
B. Phosphorous
C. Silicon
D. Manganese
_____________ is added in low carbon steel to raise its yield point? Read More »
Materials and Construction A. Copper
B. Brass
C. Duralumin
D. Silver
Age hardening is concerned with_________________? Read More »
Materials and Construction A. Injection moulded
B. Cast molded
C. Extruded
D. None of these
Thermosetting polymers are_________________? Read More »
Materials and Construction A. Drawn into wires
B. Hammered to a thin sheet
C. Fractured without deformation
D. Made lustrous by heating it
A material is called ‘ductile’, if it can be__________________? Read More »
Materials and Construction A. Friable
B. Ductile
C. Brittle
D. None of these
A. Chemical
B. Electrochemical
C. Both A. & B.
D. Neither A. nor B.
Corrosion involves exchange of electrons in ____________ corrosion? Read More »
Materials and Construction A. High co-efficient of thermal expansion
B. Low thermal conductivity
C. High corrosion resistance
D. All A., B. and C.
