Explore topic-wise MCQs in Uncategorized topics.

This section includes 172 Mcqs, each offering curated multiple-choice questions to sharpen your Uncategorized topics knowledge and support exam preparation. Choose a topic below to get started.

51.

What is the Maccle line the diamond ..?

A. twinning
B. graining
C. knot
D. laser
Answer» B. graining
52.

Give names of the different inclusions in the diamond..?

A. jhiram
B. fungi
C. lal mati
D. all above
Answer» C. lal mati
53.

What is the Knot in the diamond ..?

A. diamond crystal open on surface
B. diamond crystal within diamond
C. bubble on surface
D. none of above
Answer» B. diamond crystal within diamond
54.

Which of the these is a hurdle in giving IF grade to a diamond

A. pin point
B. scratch
C. external twinning
D. nick
Answer» B. scratch
55.

What is VEET ?

A. part between girdle & culet
B. part between girdle & crown
C. part between girdle & culet
D. pavillion part
Answer» D. pavillion part
56.

What is CHAPKA ?

A. a small polished facet to look inside diamond for inclusions
B. burn mark on diamond
C. pavillion facet
D. crown facet
Answer» B. burn mark on diamond
57.

what is NATURAL .?

A. natural diamond
B. part of original rough skin on poilished diamond
C. inclusion in diamond due to polishing
D. none
Answer» C. inclusion in diamond due to polishing
58.

Write the S.G. of Diamond.

A. 3.5
B. 3.51
C. 3.52
D. 3.54
Answer» D. 3.54
59.

Which of these is responsible for Brilliance of Diamond

A. cut
B. colour
C. clarity
D. carat
Answer» B. colour
60.

Write the Hardness of Diamond?

A. 7
B. 8
C. 9
D. 10
Answer» E.
61.

The highest Clarity Grade of a diamond is

A. vvs
B. if
C. fl
D. i
Answer» D. i
62.

The Lowest Clarity Grade of a Diamond Is

A. i 3
B. vs
C. si
D. if
Answer» B. vs
63.

If UV flourescence is there in a rough diamond, what will be its effect on the colour of the polished diamond

A. colour will be one grade down
B. colour will be one grade up
C. no change
D. none of the above
Answer» B. colour will be one grade up
64.

How many faces are there in a cube

A. 4
B. 6
C. 8
D. 10
Answer» C. 8
65.

Accidents are best prevented by

A. the health and safety executive
B. employers inspecting workplaces
C. people being aware of hazards and working in a safe manner
D. the managing director
Answer» D. the managing director
66.

Diamond flouresces in which colour under UV

A. pink
B. blue
C. orange
D. none of the above
Answer» C. orange
67.

If an inclusion is planned in the culet what will be the efect of the same

A. will reflect in all pavillion facets
B. will reflect in all kite facets
C. will reflect in all star facets
D. will reflect in all upper girdle facets facets
Answer» B. will reflect in all kite facets
68.

What is the work of QC operator

A. inclusions in light contrast that are are not detected by the software have to be plotted by the qc operator, manually
B. verify that the inclusions plotted by the software are correct
C. delete the inclusions that are wrongly plotted by the software
D. all of the above
Answer» E.
69.

After mapping and inclusion plotting by software what is the next process

A. inclusion qc
B. laser 4p
C. cleaving
D. remapping
Answer» B. laser 4p
70.

What do u mean by Marking

A. the location from where the diamond has to sawed or cleaved and outlined
B. mark from a permanent marker pen
C. mark by a laser marking is made
D. all of the above
Answer» E.
71.

If a diamond needs to be cut, the planer

A. marks the sawing plane by marker
B. marks the sawing plane by laser
C. draws the marking on a diagram
D. none of the above
Answer» C. draws the marking on a diagram
72.

After Sawing the planner has to

A. replan the diamond
B. check that the earlier plan is still the optimum plan and replan if required thereafter
C. recut the diamond again
D. none of the above
Answer» C. recut the diamond again
73.

To ensure safety the fumes of the chemical used must be

A. avoided
B. not inhaled
C. fan run fast
D. none of the above
Answer» C. fan run fast
74.

Industrial safety management if that branch of management which is concerned with ______ hazards from the industries.

A. reducing
B. controlling
C. eliminating
D. all of the above
Answer» E.
75.

The term Intellectual Property Rights covers

A. copyrights
B. know-how
C. trade dress
D. all of the above
Answer» E.
76.

Who has responsibility for health and safety at your place of work

A. the client and main contractor only
B. self employed contractors only and employees
C. employers, employees and sub contractors
D. everyone at your place of work no matter who employs them
Answer» E.
77.

How many faces are there in a triangle shaped diamond rough

A. 0
B. 2
C. 4
D. 8
Answer» E.
78.

Which of the below mentioned is advantage of protecting intellectual property of a company?

A. it retains your trade secrets within the organization
B. it helps sustain the innovative spirit in your business
C. legally, registration guarantees monopoly right over your intellectual property.
D. all of the above
Answer» E.
79.

How many faces are there in a rhombododecahedron shaped diamond rough

A. 0
B. 2
C. 12
D. 24
Answer» D. 24
80.

How many 03 point junctions are there in a rhombododecahedron shaped diamond rough

A. 0
B. 2
C. 4
D. 8
Answer» E.
81.

Intellectual Property Rights (IPR) protect the use of information and ideas that are of

A. ethical value
B. moral value
C. social value
D. commercial value
Answer» E.
82.

How many 04 point junctions are there in a rhombododecahedron shaped diamond rough

A. 0
B. 2
C. 4
D. 6
Answer» E.
83.

How many 03 point junctions are there in a triangle shaped diamond rough

A. 2
B. 4
C. 6
D. 8
Answer» D. 8
84.

How many 04 point junctions are there in a triangle shaped diamond rough

A. 0
B. 2
C. 4
D. 6
Answer» B. 2
85.

What is the sape of rhombododecahedron shaped diamond rough

A. rectangle
B. triangle
C. round
D. hexagonal
Answer» C. round
86.

How many edges are there in a Triangle shaped diamond rough

A. 6
B. 12
C. 24
D. 28
Answer» C. 24
87.

Presence of Boron Gives what colour to Diamond

A. black
B. yellow
C. blue
D. brown
Answer» D. brown
88.

Majority of Diamond cutting & polishing centres in India are in

A. mumbai
B. surat
C. jaipur
D. delhi
Answer» C. jaipur
89.

If the logo of your company is used by another company the same is called as violation of

A. international property right
B. intellectual property righ
C. indian property right
D. immediate property right
Answer» C. indian property right
90.

The ability of a mineral to resist scratch from other mineral is called as

A. scratch
B. hardness
C. toughness
D. resistance
Answer» C. toughness
91.

How many faces are there in a tetrahedron shaped diamond rough

A. 4
B. 6
C. 8
D. 10
Answer» C. 8
92.

Your co-worker accidentally cracks a diamond while cutting it. What should you do in this situation?

A. not do anything as it is not your concern
B. not tell anyone as he might get punished
C. advise your co-worker to report about it to the supervisor
D. tell your supervisor immediately
Answer» D. tell your supervisor immediately
93.

The factor of CUT gives to a diamond ..

A. maximum brilliance and symmetry
B. maximum clarity & colour
C. maximum weight and colour
D. all of above
Answer» B. maximum clarity & colour
94.

How many 03 point junctions are there in a tetrahedron shaped diamond rough

A. 2
B. 4
C. 6
D. 8
Answer» C. 6
95.

How many upper girdles are there in the Crown ?

A. 8
B. 16
C. 32
D. 12
Answer» C. 32
96.

If your colleague is discussing company's assortment policy with other people outside SEZ Gate then what will you do?

A. discuss whole matter with supervisor
B. do nothing and start doing same
C. stop him personally as its harmful to his career and loss to company policy as well
D. can t do anything and wait for greater consequences to come in future
Answer» B. do nothing and start doing same
97.

First aid is

A. temporary and immediate care given to the victim
B. permanent care given to victim
C. both (a) & (b)
D. neither (a) nor (b)
Answer» B. permanent care given to victim
98.

What is the use of vacuum in sarin machine?

A. to clean diamond
B. to release diamond
C. to hold diamond on the platform
D. to capture image of diamond
Answer» D. to capture image of diamond
99.

How many 04 point junctions are there in tetrahedron shaped diamond rough

A. 0
B. 2
C. 4
D. 6
Answer» B. 2
100.

In which type of rocks is there a possibility that Diamonds are found

A. igneous
B. metamorphic
C. kimberlite
D. sedimentary
Answer» D. sedimentary