IES-ESE Mechanical Engineering: Questions 14 - 18 of 81

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Question number: 14

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

Appeared in Year: 2011

Match List-Ⅰ List-Ⅱ▾

Question

Match the following:
List-Ⅰ List-Ⅱ

(A)

Parting gate

(i)

Most widely used and economical

(B)

Step gate

(ii)

Unfavorable temperature gradient

(C)

Top gate

(iii)

Heavy and large castings

(D)

Bottom gate

(iv)

Turbulence

Choices

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

Question number: 15

» Manufacturing and Industrial Engineering » Metal Casting » Design of Patterns

MCQ▾

Question

In shell moulding, how can the shell thickness be accurately maintained?

Choices

Choice (4) Response
a.

controlling the time during which the pattern is heated

b.

By controlling the time during which the pattern is in contact with mould

c. All of the above
d. Question does not provide sufficient data or is vague

Question number: 16

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

MCQ▾

Question

Small amount of carbonaceous material sprinkled on the inner surface of mould cavity is called

Choices

Choice (4) Response
a.

Facing sand

b.

Green sand

c.

Backing sand

d.

Dry sand

Question number: 17

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

Appeared in Year: 1996

MCQ▾

Question

Consider the following ingredients used in moulding:

1. Dry silica sand

2. Clay

3. Phenol

4. Sodiumsilicate

Choices

Choice (4) Response
a.

1, 2 and 4

b.

1 and 2

c.

1 and 3

d.

2, 3 and 4

Question number: 18

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

Appeared in Year: 2003

MCQ▾

Question

A gating ratio of 1: 2: 4 is used to design the gating system for magnesium alloy casting. This gating ratio refers to the cross∙ section areas of the various gating elements as given below:

1. Down sprue 2. Runner bar 3. Ingates

The correct sequence of the above elements in the ratio 1: 2: 4 is

Choices

Choice (4) Response
a.

1, 2 and 3

b.

3, 1 and 2

c.

1 and 2

d.

1 and 3

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