Manufacturing Technology (3151912) MCQs

MCQs of Foundary Technology

Showing 41 to 50 out of 125 Questions
2 3 4 5 6 7
41.

In casting, the amount of draft (in mm per metre) on exterior surfaces is about

(a)

10-20
(b)

20-30 
(c)

30-40
(d)

40-50
Answer:

Option (a)

42.

 Loose piece patterns are

(a)

A sort of split patterns
(b)

Used when the pattern cannot be drawn from the mould
(c)

Similar to core prints
(d)

Never used in foundry work
Answer:

Option (b)

43.

Match plate pattern is used in

(a)

green sand moulding
(b)

bench moulding
(c)

pit moulding
(d)

machine moulding 
Answer:

Option (d)

44.

The material of pattern in the case of investment casting is

(a)

Thermosetting resin
(b)

 Special plastic
(c)

Synthetic sand
(d)

Wax 
Answer:

Option (d)

45.

The patterns in the case of machine moulding are mounted on

(a)

Match plates 
(b)

Moulding boards
(c)

Follow boards
(d)

Steel table
Answer:

Option (a)

46.

Sweep pattern is used for moulding parts having

(a)

Rectangular shape
(b)

Elliptical shape
(c)

Uniform symmetrical shape 
(d)

Complicated shape having intricate details
Answer:

Option (c)

47.

Shell moulding process requires

(a)

Wooden patterns
(b)

Sand patterns
(c)

Plastic patterns
(d)

 Metal patterns 
Answer:

Option (d)

48.

The amount of draft required does not depends upon

(a)

shape and size of casting
(b)

moulding method
(c)

material of pattern   
(d)

method of production
Answer:

Option (c)

49.

Distortion allowance is not provided in the following shape of casting.

(a)

U
(b)

T
(c)

C
(d)

O
Answer:

Option (d)

50.

The distortion in casting can not be prevented by

(a)

modification of casting design
(b)

providing distortion allowance
(c)

providing sufficient machining allowance to cover the distortion effect
(d)

providing proper shrinkage allowance
Answer:

Option (d)

Showing 41 to 50 out of 125 Questions
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