Eutectoid steel contains following percentage of carbon_______________?

Related Mcqs:

1. Structural steel contains following principal alloying elements__________________?

   A. nickel, chromium and manganese
   B. tungsten, molybdenum and phosphorous
   C. lead, tin, aluminium
   D. zinc, sulphur, and chromium
   E. none of the above

2. The percentage of carbon in low carbon steel is__________________?

   A. 0.05%
   B. 0.15%
   C. 0.3%
   D. 0.5%
   E. 0.7%.

3. Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio _____________________?

   A. 50 : 20 : 20 : 10
   B. 40 : 30 : 20 : 10
   C. 50 : 20 : 10 : 20
   D. 30 : 20 : 30 : 20
   E. 50 : 10 : 20 : 20

4. Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio_________________?

   A. 50 : 50
   B. 30 : 70
   C. 70 : 30
   D. 40 : 60
   E. 60 : 40

5. Elinvar, an alloy used in precision instruments, hair springs for watches, etc. contains the following element as principal alloying element__________________?

   A. iron
   B. copper
   C. aluminium
   D. zinc
   E. nickel

6. Mild steel belongs to the following category___________________?

   A. low carbon steel
   B. medium carbon steel
   C. high carbon steel
   D. alloy steel
   E. special steel

7. Cold rolled steel sheets contain carbon of the following order___________________?

   A. 0.1%
   B. 0.2%
   C. 0.4%
   D. 0.6%
   E. 0.8%

8. Corrundum contains more than 95% _____________________?

   A. steel
   B. A1203
   C. Si02
   D. MgO
   E. german silver

9. Muntz metal contains copper and zinc in the ratio of________________?

   A. 50 : 50
   B. 40 : 60
   C. 60 : 40
   D. 20 : 80
   E. 80 : 20

10. Aluminium bronze contains aluminium and copper in the ratio of___________________?

    A. 50 : 50
    B. 40 : 60
    C. 60 : 40
    D. 10 : 90
    E. 90 : 10