Cupola produces _________________ iron?

Related Mcqs:

1. _____________________ of grey cast iron produces white cast iron?

   A. Tempering
   B. Rapid heating
   C. Rapid cooling
   D. Slow cooling

2. Annealing of white cast iron produces _____________________ iron?

   A. Grey
   B. Nodular
   C. Malleable
   D. Spheroidal

3. Iron content in Indian iron ore is about _________________ percent?

   A. 80-85
   B. 60-65
   C. 40-45
   D. 20-25

4. Which of the following is not a charge material for cupola ?

   A. Limestone
   B. Iron scrap
   C. Iron ore
   D. Pig iron

5. The product out from a cupola is called ____________________?

   A. Wrought iron
   B. Pig iron
   C. Cast iron
   D. None of these

6. Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of_________________?

   A. Lumps
   B. Pellets
   C. Briquettes
   D. Sinter

7. ______________________ iron is produced by the annealing of white cast iron?

   A. Malleable
   B. Nodular
   C. Ductile
   D. Grey

8. Nuclear fission of one atom of uranium-235 produces the energy equivalent to about ____________ MeV?

   A. 20
   B. 200
   C. 500
   D. 2000

9. If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a _____________ reactor?

   A. Critical
   B. Breeder
   C. Fertile
   D. Heterogeneous

10. While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about _____________ °C ?

    A. 1800
    B. 2000
    C. 2400
    D. 3000