Manufacturing and Industrial Engineering-Engineering Materials (GATE Mechanical Engineering): Questions 8 - 11 of 12

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Question number: 8

» Manufacturing and Industrial Engineering » Engineering Materials » Structure and Properties of Engineering Materials

Appeared in Year: 2003

MCQ▾

Question

During heat treatment of steel, the hardness number of various structures in increasing order is

Choices

Choice (4) Response
a.

martensite, fine pearlite, coarse pearlite, spherodite

b.

fine pearlite, martensite, spherodite, coarse pearlite

c.

spherodite, coarse pearlite, fine pearlite, martensite

d.

martensite, coarse pearlite, fine pearlite, spherodite

Question number: 9

» Manufacturing and Industrial Engineering » Engineering Materials » Structure and Properties of Engineering Materials

Appeared in Year: 1998

Match List-Ⅰ List-Ⅱ▾

Question

Match the following:
List-Ⅰ List-Ⅱ

(A)

LBM

(i)

Melting and vaporization

(B)

EDM

(ii)

Erosion/Brittle fracture

(C)

USM

(iii)

Ion displacement

(D)

ECM

(iv)

vapourisation

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)
a.
  • (i)
  • (iii)
  • (ii)
  • (iv)
b.
  • (i)
  • (iv)
  • (ii)
  • (iii)
c.
  • (iv)
  • (i)
  • (ii)
  • (iii)
d.
  • (ii)
  • (iv)
  • (i)
  • (iii)

Question number: 10

» Manufacturing and Industrial Engineering » Engineering Materials » Structure and Properties of Engineering Materials

Appeared in Year: 2007

Match List-Ⅰ List-Ⅱ▾

Question

Match the following:
List-Ⅰ (Parts) List-Ⅱ (Manufacturing Processes)

(A)

Glass

(i)

Ultrasonic Machining

(B)

Metal forming dies and moulds

(ii)

Electro-discharge Machining

(C)

Turbine blade

(iii)

Electrochemical Machining

(D)

Computer chip

(iv)

Photochemical Machining

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)
a.
  • (ii)
  • (iii)
  • (i)
  • (iv)
b.
  • (i)
  • (ii)
  • (iii)
  • (iv)
c.
  • (i)
  • (iii)
  • (ii)
  • (iv)
d.
  • (i)
  • (iv)
  • (ii)
  • (iii)

Question number: 11

» Manufacturing and Industrial Engineering » Engineering Materials » Stress and Strain Diagrams for Engineering Materials

Appeared in Year: 1990

MCQ▾

Question

When one percent plane carbon steel is slowly cooled from the molten state to 740 Celsius, the resulting structure will contain

Choices

Choice (4) Response
a.

austenite and cementite

b.

ferrite and cementite

c.

pearlite and cementite

d.

austenite and ferrite

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