Wohler test is a destructive test to find out the ___________________ strength of a prepared metal specimen ?

Related Mcqs:

1. _______________ test can be termed as the semi-destructive test?

   A. Impact
   B. Torsion
   C. Hardness
   D. Charpy

2. The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress in compression and vice versa; is termed as the_______________?

   A. Work hardening
   B. Bauschinger effect
   C. Creeping effect
   D. Stress recovery effect

3. Yield strength of a polycrystalline metal with an average grain size „d’, is proportional to ____________________?

   A. d1/2
   B. d-1/2
   C. d
   D. d-1

4. ____________ is the process used for setting up compressive stresses in the surface of a metal to improve its fatigue strength ?

   A. Lancing
   B. Shot peening
   C. Slugging
   D. Spinning

5. Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting) ?

   A. V/A
   B. V/A2
   C. V2/A
   D. V2/A2

6. _______________ test determines the yield strength, Young’s modulus of elasticity, percentage reduction in area & percentage elongation of a material ?

   A. Tensile
   B. Fatigue
   C. Impact
   D. None of these

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

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

8. ____________ test is the appropriate test to determine whether a material is ductile or brittle ?

   A. Impact
   B. Cupping
   C. Hardness
   D. Tensile

9. Which of the following has the least value of ultimate tensile strength (UTS) ?

   A. Medium carbon steel
   B. High carbon steel
   C. Cast iron
   D. Wrought iron

10. Suitability of steel for its use in cable is judged by its strength in__________________?

    A. Tension
    B. Compression
    C. Torsion
    D. Shear