Manufacturing Technology (3151912) MCQs

MCQs of Foundary Technology

Showing 31 to 40 out of 125 Questions
31.

 Cope in foundry practice refers to

(a)

Bottom half of moulding box

(b)

Top half of moulding box 

(c)

Middle portion of the moulding box

(d)

Coating on the mould face

Answer:

Option (b)

32.

The mould is housed in a

(a)

 Flask 

(b)

Cope

(c)

Drag

(d)

Cheek

Answer:

Option (a)

33.

Which of the following is not a casting process

(a)

Carthias process

(b)

 Extrusion 

(c)

 Semi-centrifuge method

(d)

Slush process

Answer:

Option (b)

34.

Wood for pattern is considered dry when moisture content is

(a)

Zero per cent

(b)

5%

(c)

Less than 15% 

(d)

Less than 25%

Answer:

Option (c)

35.

Which of the following pattern is used to produce a number of castings?

(a)

Loose piece pattern

(b)

Split pattern

(c)

Gatted pattern        

(d)

Match plate pattern

Answer:

Option (c)

36.

The life of a pattern is most likely to depend upon which of the following term?

(a)

Number of castings producedType of cooling rate of the casting

(b)

Type of cooling rate of the casting

(c)

Size of the casting

(d)

Size of the pattern

Answer:

Option (a)

37.

The function of a gated pattern is ___________

(a)

To produce small castings in mass production

(b)

To create castings of a very heavy mass

(c)

To create castings containing complex design

(d)

 To create symmetrical castings

Answer:

Option (a)

38.

Which pattern material used for invetment casting process?

(a)

Wood 

(b)

Plaster

(c)

Wax

(d)

Metal

Answer:

Option (c)

39.

 The dowels are

(a)

wooden nails

(b)

box nail

(c)

wire nails

(d)

none of these

Answer:

Option (a)

40.

The pattern used for mass production is

(a)

match plate pattern 

(b)

 split pattern

 

(c)

skeleton pattern

(d)

single plate pattern

Answer:

Option (a)

Showing 31 to 40 out of 125 Questions