GATE EXAM PDF
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GATE EXAM PDF
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Purest form of iron among the following?
Anonymous Poll
40%
Cast Iron
16%
Steel
38%
Wrought Iron
6%
None of these
The property of a material by which it can be drawn into thin wire is called........
Anonymous Poll
36%
Malleability
48%
Ductility
10%
Formability
6%
Machinability
The feasibility of a chemical reaction depends on which thermodynamic parameter?
Anonymous Poll
17%
Enthaly change
40%
Entropy Change
31%
Gibbs free change
11%
Helmholtz free energy change
Cementite has a crystal structure of.....
Anonymous Poll
29%
Body centred Tetragonal
37%
Orthorhombic
19%
Monoclinic
14%
Body Centred Cubic
Austenite in steel is a.........phase
Anonymous Poll
32%
Ferromagnetic
37%
Paramagnetic
27%
Diamagnetic
5%
None of these
The invariant reaction in a phase diagram which involves transformation of one liquid on heating from two different solid phase is called..........
Anonymous Poll
18%
Eutectoid
20%
Peritectic
31%
Peritectoid
22%
Eutectic
9%
Monotectic
The faliure of a material under repeatative load is called.....
Anonymous Poll
25%
Impact faiure
45%
Fatigue faliure
22%
Creep failure
7%
Ductile failure
The common invariant reaction that involves in Iron-Cementite phase diagram at any composition of carbon is.........
Anonymous Poll
23%
Eutectoid
42%
Peritectic
23%
Eutectic
13%
Monotectic
Let's start today's new polling
Day 1
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1) Purest form of iron among the following?
Anonymous Quiz
42%
Cast Iron
17%
Steel
36%
Wrought Iron
6%
None of these
4) The property of a material by which it can be drawn into thin wire is called........
Anonymous Quiz
34%
Malleability
50%
Ductility
13%
Formability
3%
Machinability
5) The feasibility of a chemical reaction depends on which thermodynamic parameter?
Anonymous Quiz
17%
Enthaly change
46%
Entropy Change
28%
Gibbs free change
10%
Helmholtz free energy change
6) Cementite has a crystal structure of.....
Anonymous Quiz
25%
Body centred Tetragonal
35%
Orthorhombic
21%
Monoclinic
18%
Body Centred Cubic
7) Austenite in steel is a.........phase
Anonymous Quiz
39%
Ferromagnetic
38%
Paramagnetic
18%
Diamagnetic
5%
None of these
8) The invariant reaction in a phase diagram which involves transformation of one liquid on heating from two different solid phase is called..........
Anonymous Quiz
25%
Eutectoid
31%
Peritectic
30%
Peritectoid
14%
Monotectic