Tempering of steel is done to make it________________?

Related Mcqs:

1. Tempering of steel is done to make it_________________?

   A. Brittle
   B. Hard
   C. Rollable
   D. Soft

2. Lead alone is not used in storing equipment, because it________________?

   A. Is very costly
   B. Corrodes easily
   C. Is having low creep strength
   D. None of these

3. Softening of hardened steel is done by its_____________________?

   A. Normalising
   B. Tempering
   C. Annealing
   D. Carburising

4. Galvanising (i.e., zinc coating) of steel sheets is done to______________________?

   A. Prevent its rusting by contact with corrosive atmosphere
   B. Protect the base metal by cathodic protection
   C. Both A. & B.
   D. Neither A. nor B.

5. Nitriding of steel is done (in electric furnace) at _____________ °C?

   A. 510
   B. 1720
   C. 2210
   D. 910

6. Mild steel is a/an _____________ steel?

   A. Low carbon
   B. Medium carbon
   C. High carbon
   D. High alloy

7. Mild steel is a/an ______________ steel?

   A. Low carbon
   B. Medium carbon
   C. High carbon
   D. High alloy

8. Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making___________________?

   A. Nuts
   B. Bolts
   C. Chisels
   D. Studs

9. Addition of ______________ to the steel helps in increasing the residual magnetism in steel used for making magnets?

   A. Chromium
   B. Nickel
   C. Tungsten
   D. Cobalt

10. 18/8 steel is a/an __________ stainless steel ?

    A. Austenitic
    B. Ferritic
    C. Martensitic
    D. None of these