Metallurgical Engineering Quiz

27

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Metallurgical Engineering

Metallurgical Engineering Quiz

1 / 25

Hardness of lower bainite is about;-

2 / 25

Hardness of steel depend upon :-

3 / 25

Dislocation in material refer to the ________ type of defect;-

4 / 25

Which one has the least number of atoms:-

5 / 25

The number of Bravais space lattices with two lattice points are:-

6 / 25

A defect that is bounded  by two mirror plane is;-

7 / 25

Annealing is done to impart:-

8 / 25

Finer grain size , higher will be the______________:-

9 / 25

Structural steel contains  ________ alloying elements:-

10 / 25

The press of finely distributed ______________ particles increases the elastic limit:-

11 / 25

Ductile cast iron is produced by small addition of  magnesium in the ladle;-

12 / 25

Bronze alloy contains _______ % tin:-

13 / 25

Substantial amount of bainite can form during  continuous  cooling in:-

14 / 25

Driving force  for grain growth  after completion  of recrystallisation is:-

15 / 25

Nickel in steel:-

16 / 25

Which type of diffusion occur due to the exchange of an atom with vacancies;-

17 / 25

Preheating is essential in welding :-

18 / 25

The self diffusion in  FCC metals  by one of the following mechanism;-

19 / 25

When machining cast iron makes our hands black , then it shows that _________ is present in cast iron;-

20 / 25

Which one is not valid with respect to curburising process:-

21 / 25

Aluminium in steel result in excessive grain growth;-

22 / 25

The temperature at which feromagnetic alpha iron  transform to paramagnetic alpha iron is :-

23 / 25

Radon is:-

24 / 25

In case of carbonitriding , by diffusion of which element the surface become harder of a metal;-

25 / 25

Which mineral is a source of titanium:-

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