Manufacturing and Industrial Engineering-Joining (IES-ESE Mechanical Engineering): Questions 5 - 8 of 50

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 81 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 100.00 or

Question number: 5

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2010

Assertion-Reason▾

Assertion (Ꭺ)

Inert gas and bare electrode instead of flux coated electrode is used in the case of automatic TIG and MIG welding processes.

Reason (Ꭱ)

Better protection is provided by a cloud of inert gas than the cover created by the flux.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is true but Ꭱ is false

c.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

d.

Ꭺ is false but Ꭱ is true

Question number: 6

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2002

Match List-Ⅰ List-Ⅱ▾

Question

Match List I with List II and select the correct answer:
List-Ⅰ (Ingredients) List-Ⅱ (Welding Functions)

(A)

Potassium oxalate

(i)

Fluxing agent

(B)

Cellulose

(ii)

De-oxidizer

(C)

Ferro silicon

(iii)

Arc stabilizer

(D)

Silica

(iv)

Gas forming material

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (i)
  • (iii)
  • (iv)
  • (ii)

b.

  • (ii)
  • (i)
  • (iv)
  • (iii)

c.

  • (iii)
  • (iv)
  • (ii)
  • (i)

d.

  • (iii)
  • (ii)
  • (i)
  • (iv)

Question number: 7

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2011

MCQ▾

Question

Consider the following statements.

Cast iron is difficult to weld, because of

1. Low ductility

2. Poor fusion

3. Tendency to crack on cooling

Which of these statements are correct?

Choices

Choice (4) Response

a.

1 and 3 only

b.

2 and 3 only

c.

1, 2 and 3

d.

1 and 2 only

Question number: 8

» Manufacturing and Industrial Engineering » Joining » Physics of Welding

Appeared in Year: 2007

MCQ▾

Question

In MIG welding, the metal is transferred into the form of which one of the following?

Choices

Choice (4) Response

a.

Molecules

b.

Weld pool

c.

A fine spray of metal

d.

Molten drops

f Page
Sign In