Which of the following is prone to cup and cone fracture ?

Related Mcqs:

1. Which of the following metals is the most prone to work hardening ?

   A. Brass
   B. Aluminium
   C. Copper
   D. Lead

2. Out of the following, which will fracture most readity, when hit with a hard hammer ?

   A. Brass
   B. Bronze
   C. German silver
   D. Cast iron

3. On being hit with a hammer, ___________________ will readily fracture?

   A. Brass
   B. Mild steel
   C. Cast iron
   D. Lead

4. The swift cup test evaluates the following property of a sheet metal ?

   A. Stretchability
   B. Drawability
   C. Bendability
   D. None of these

5. Which one of the following is incombustible ?

   A. H2
   B. CCl4
   C. C2H2
   D. S

6. The following type of bonding is strongly directional in solids ?

   A. Vander Waal’s
   B. Ionic
   C. Metallic
   D. Covalent

7. Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?

   A. Styrofoam
   B. Lucite
   C. Perspex
   D. Plexiglass

8. Which of the following properties of a solid is not dependent on crystal imperfection ?

   A. Ductility
   B. Semi-conductivity
   C. Melting point
   D. Yield stress

9. Which of the following contributes maximum as main source of sulphur in the blast furnace charge ?

   A. Sinter
   B. Coke
   C. Iron ore
   D. Limestone

10. Which of the following fastening devices has its both ends threaded ?

    A. Bolt
    B. Stud
    C. Set screw
    D. Split nut