Manufacturing and Industrial Engineering (IES-ESE Mechanical Engineering): Questions 10 - 13 of 81

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Question number: 10

» Manufacturing and Industrial Engineering » Metal Casting » Riser and Gating Design

MCQ▾

Question

Shell moulding can be used for:

Choices

Choice (4) Response
a.

Producing milling cutters

b.

Producing thin casting

c.

Producing heavy and thick walled casting

d.

Making gold ornaments

Question number: 11

» Manufacturing and Industrial Engineering » Metal Casting » Moulds

Appeared in Year: 2002

Assertion-Reason▾

Assertion (Ꭺ)

In CO2 casting process, the mould or core attains maximum strength.

Reason (Ꭱ)

The optimum gassing time of CO2 through the mould or core forms Silica Gel which imparts sufficient strength to the mould or core.

Choices

Choice (4) Response
a. Ꭺ is true but Ꭱ is false
b. Both Ꭺ and Ꭱ are false
c. Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ
d. Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

Question number: 12

» Manufacturing and Industrial Engineering » Metal Casting » Riser and Gating Design

Appeared in Year: 2009

MCQ▾

Question

Consider the following statements:

1. The actual entry point through which the molten metal enters the mould cavity is called ingate.

2. Bottom gate in case of a mould creates unfavourable temperature gradient.

3. Sprue in case of a mould is made tapered to avoid air inclusion.

Which of the above statements is/are correct?

Choices

Choice (4) Response
a.

2 and 3

b.

1 and 2

c.

1 Only

d.

1 and 3

Question number: 13

» Manufacturing and Industrial Engineering » Metal Casting » Design Considerations

Appeared in Year: 2003

Match List-Ⅰ List-Ⅱ▾

Question

Match the following:
List-Ⅰ (Material To Cast) List-Ⅱ (Shrinkage Allowance In Mm/m)

(A)

Grey cast iron

(i)

15

(B)

Brass

(ii)

24

(C)

Steel

(iii)

20

(D)

Zinc

(iv)

7 - 10

Choices

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

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