Manufacturing and Industrial Engineering-Joining (IES-ESE Mechanical Engineering): Questions 19 - 22 of 50

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Question number: 19

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2010

MCQ▾

Question

Weldability of ferritic stainless steel used in automotive exhaust system is improved by selecting stainless steel electrode having low content of

Choices

Choice (4) Response

a.

Carbon and Nitrogen

b.

Carbon

c.

Chromium

d.

Nitrogen

Question number: 20

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2001

MCQ▾

Question

The maximum heat in resistance welding is at the

Choices

Choice (4) Response

a.

Interface between the two plates being Joined

b.

Tip of the negative electrode

c.

Top surface of the plate at the time of electric contact with the electrode

d.

Tip of the positive electrode

Question number: 21

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2005

MCQ▾

Question

Consider the following statements:

  1. In gas welding, the torch should be held at an angle of 30° to 45° from the horizontal plane.
  2. In gas welding, the Size of the torch depends upon the thickness of metal to be formed.
  3. Drag in gas cutting is the time difference between heating of the plate and starting the oxygen gas for cutting.

Which of the statements given above are correct?

Choices

Choice (4) Response

a.

2 and 3

b.

1 and 2

c.

1 and 3

d.

1, 2 and 3

Question number: 22

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2011

MCQ▾

Question

The welding process in which bare wire is used as electrode, granular flux is used and the process is characterized by its high speed welding, is known as:

Choices

Choice (4) Response

a.

Submerged arc welding

b.

Plasma arc welding

c.

Shielded arc welding

d.

Gas metal arc welding

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