| Post Name | TRADESMAN MOULDING & FOUNDRY (TVPM, PTA, KTM & TSR DISTS) |
|---|---|
| Department | Technical Education |
| Question Paper Code | 169/2014 |
| Date of Test | 16 October 2014 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
Which material is not commonly used as a pattern material?
Answer
B. Rubber |
2
The pattern material used in investment casting 1s:
Answer
D. Wax
3
Which of the following is a negative allowance?
Answer
A. Shaking allowance
4
Which pattern material requires maximum shrinkage allowance?
Answer
C. Lead
5
Name the middle moulding box :
Answer
A. Cheek
6
How do you provide a projection or overhanging part in a pattern’?
Answer
A. as a loose piece pattern
7
The surface to be left unmachined is marked on the pattern by :
Answer
Question Cancelled
8
Cavities and holes can be made in casting by using:
Answer
B. core
9
Which groups are not the sources of foundry sand in India?
Answer
D. Baroda Ahammdabad Wayanad
10
The property of sand which permits the steam and other gases to pass through the sand is
known as : |
Answer
C. Porosity
11
A taper provided on the pattern for its easy and clean withdrawal from the mould is known
as:
Answer
B. Draft allowance
12
The draft or taper allowance on casting is generally :
Answer
D. 1lto2mm/m
13
A sand employed on the faces of the patterns before moulding is called :
Answer
Question Cancelled
14
What kind of grain size is preferable for large casting size?
Answer
A. Course
15
The process of adding water in proper proportion in moulding sand is known as ;
Answer
B. tempering
16
Metal patterns are used for :
Answer
C. large scale production of castings
17
According to the AFS standard, the number of standard set of sieves are :
Answer
C. 1
18
Permeability measure with a specimen made of moist moulding sand is known as :
Answer
A. green permeability
19
The mould prepared from the natural moulding sand is:
Answer
D. green sand mould
20
Which moulding method is best suit for extremely large castings?
Answer
B. pit moulding
|
21
What is the purpose of vent holes? |
Answer
D. to escape gases from the molten metal
22
What is the use of a runner?
Answer
C. distribute the molten metal
23
The main function of a riser is to:
Answer
A. act as a reservoir
24
Skim bob is a provision to
|
Answer
C. trap impurities
25
Which gating system is most advantageous to prevent splashing?
Answer
B. bottom gate
26
The purpose of a gating system is:
Answer
A. Deliver the molten metal into the molten cavity
27
Core is used to:
Answer
B. form internal cavities
28
Core is used to:
Answer
A. provide external projections
29
Green sand is a mixture of:
Answer
C. 90% sand and 10% clay
30
The element which prevent the vertical core shifting is known as:
Answer
D. vent rod
31
The core used for making holes below or above of the parting line is :
Answer
Question Cancelled
32
The element which provides reinforcement of the mould is known as:
Answer
D. Gaggers
33
What will happen if the sand is over rammed?
Answer
B. weight of the mould will increase
34
What kind of moulding machine is used when the size of the mould is too large to be turned
over by hand?
Answer
A. Jolt squeeze machine
35
Which one os not the part of the gating system?
Answer
B. Choke
36
Chills are used for :
Answer
D. Permeability |
37
Name the tool used for repairing and finishing the mould surface after removing the pattern : |
Answer
D. Slick |
a7. The sand used for making core is :
CA) dry sand (4) green sand |
38
Which statement is not required for a good gating system?
Answer
C. metal should reserved and supply when it solidifies
39
Which one is not a foundry hand tool? }
Answer
A. snips
40
In order to produce uniform packing of sand in the mould :
Answer
B. sand slinger is used
41
Ifthe individual parts of a casting shifts with respect to each other, the defect is known as :
Answer
D. mismatch
42
Which one is not the reason for blow holes?
Answer
C. high pouring temperature
43
What is hot tears?
Answer
B. irregular cavities with a dark oxidised feature surface
44
Name the defects occurs only in grey cast iron with insufficient silicon :
Answer
A. hard spot
45
Name the casting defect which occurs due to the wearing or warping of moulding box :
Answer
A. flashes
46
The major consideration for the casting design is :
Answer
B. the shape should allow directional solidification
47
Which material is good for casting?
Answer
D. grey iron
48
Die casting is suitable for :
Answer
B. Zine
49
Name the product which is not manufactured by die casting :
Answer
C. machine bed
50
Which one is not the limitation of die casting?
Answer
D. only ferrous metal can cast
169/2014 8 A
51
Advantage of sand moulding :
Answer
A. it can cast ferrous and non ferrous metals
52
Name the method of casting in which the molten metal fed by gravity into the mould:
Answer
B. permanent mould casting
53
A casting defect which results in general enlargement of casting is known as :
Answer
D. swell
54
Cast iron and steel pipes are produced by :
Answer
A. true centrifugal casting
55
A slurry coated pattern is used in:
Answer
C. investment casting
56
In which casting method the core is avoided to make hollow?
Answer
C. slush casting
57
What is the difference between the cold chambers over the hot chamber die casting?
|
Answer
A. separate melting unit
58
In centrifugal casting method :
Answer
D. no core is used
59
Ornaments and toys of nonferrous metal alloys are made by :
Answer
B. slush casting
60
Thermosetting resin bond sand is used in :
Answer
B. shell moulding |
61
Which casting method is not the function of centrifugal action?
Answer
C. Continuous casting
62
Tumbling is the process for :
Answer
A. cleaning light casting |
63
Which one is not a surface cleaning method of casting? |
Answer
D. tempering |
64
Internal casting defects are tested by :
Answer
B. radio graphical testing
65
Developer is used in:
Answer
A. lhquid penetrant test
66
Name the metal that cannot cast: |
Answer
C. tungsten
67
Name the place where melting the metal for casting : !
Answer
B. furnace |
68
Ladles are used for:
Answer
C. pouring the molten metal
69
Which statement is correct regarding investment casting?
Answer
D. limitation in use of core and location of holes
70
What is shake out operation?
|
Answer
A. freeing the casting from the mould
71
Which furnace is not used for casting?
Answer
B. blast furnace
|
72
Which one is not a factor for selecting the furnace?
|
Answer
D. shape of mould
73
Riddle is used for :
Answer
C. cleaning the moulding sand
74
The property of sand due to which the sand particles stick together is called :
|
Answer
B. cohesiveness
|
75
Ina three piece pattern the top box named as :
Answer
C. cope
76
Which one is an inorganic binder?
Answer
A. fire clay
77
Which casting method causes poor surface finish?
Answer
D. sand casting |
78
Which casting method requires more finishing cost? |
Answer
A. sand casting
79
Separate small dies having usually one or more cavities with common master holding die is |
known as: |
Answer
C. unit dies
80
Non filling of die cavities in die casting id due to: |
Answer
D. all of the above |
81
The first General Election in Free India :
Answer
D. 1952
82
The Indian who attended all the three Round Table Conferences :
|
Answer
B. Dr.B.R. Ambedkar
83
Which region in India is known as the ‘Rice Bowl’ of India?
Answer
B. Krishna-Godavari delta region
84
The Himalayas extend upto ——————— in the east.
Answer
B. Arunachal Pradesh
85
Chairman of DRDA is:
Answer
A. District Panchayat President
86
The Longest river in Kerala is:
Answer
A. Periyar
87
Ginger research centre at -
Answer
C. Ambalavayal
88
Our 12% Five Year Plan was started in the year : .
Answer
B. 2012
89
Who among the following was not a moderate?
Answer
A. Bala Gangadhar Tilak
90
Who was the Governor General when the Indian National Congress was formed?
Answer
D. None of these
91
Which was the last country to become member of the United Nations in 20117
Answer
A. South Sudan
92
Which woman cricket team won the women’s world twenty 20 cup 2014?
Answer
D. Australia
93
Name the Malayalee who wrote “An Indian Freedom fighter in Japan’ :
Answer
B. A.M. Nair
94
Which company has become the first corporate in the country to implement Adhar linked
salary disbursal for its employees?
Answer
C. Trident group
95
Which Latin American country released two postage stamps to pay tribute to the 100 years of
Indian cinema?
Answer
D. Brazil
96
Ayyankali, the leader of renaissance movement in Kerala was born in the year :
Answer
A. 1863 August 28
97
Who was the founder of ‘Samantha Samajam’?
Answer
D. Vaikunda Swami
98
“Jyathikummi is written by :
Answer
C. Pandit Karuppan
99
Brahmanda Swami sivayogi born in:
Answer
C. 1852
100
Who said, No not a single letter 1s -
seen on my race -
so many histories are |
seen on many race
Answer
C. Poikayil Yohanan
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