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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.
101. |
In India where are Diamonds mined? |
A. | panna |
B. | hyderabad |
C. | golconda |
D. | bihar |
Answer» B. hyderabad | |
102. |
Rainbow colors from a diamonds crown are called as |
A. | fire |
B. | spectrum |
C. | dispersion |
D. | rainbow |
Answer» D. rainbow | |
103. |
Diamonds are yellow in colour due to presence of |
A. | boron |
B. | nickle |
C. | chromium |
D. | nitrogen |
Answer» E. | |
104. |
What is called as a mechanical facet |
A. | girdle |
B. | table |
C. | crown facet |
D. | culet |
Answer» E. | |
105. |
One carat is equal to how many grams |
A. | 0.20 gm |
B. | 0.50 gm |
C. | 0.10 gm |
D. | 0.05 gm |
Answer» B. 0.50 gm | |
106. |
Off Centre Culet is factor of |
A. | cut |
B. | polish |
C. | colour |
D. | symmetry |
Answer» E. | |
107. |
Culet can also be called a ... ..facet? |
A. | top |
B. | bottom |
C. | right |
D. | mechanical |
Answer» E. | |
108. |
One carat is equal to how many cents ? |
A. | 100 |
B. | 1000 |
C. | 10 |
D. | 20 |
Answer» B. 1000 | |
109. |
What is the first thing you should do if you discover a fire? |
A. | ensure your own safety. |
B. | alert the police. |
C. | alert the fire department. |
D. | none of above |
Answer» B. alert the police. | |
110. |
Open culet is a factor of |
A. | damage |
B. | polish |
C. | symmetry |
D. | carat |
Answer» D. carat | |
111. |
For mapping in Sarin software how is the diamond placed? |
A. | thick whitener quote |
B. | without whitener coating |
C. | light whitener coating |
D. | none of the above |
Answer» C. light whitener coating | |
112. |
The Table size of polished diamond is |
A. | 0.53 |
B. | 0.54 |
C. | 0.55 |
D. | 0.56 |
Answer» B. 0.54 | |
113. |
How many edges are there in a rhombododecahedron shaped diamond rough |
A. | 0 |
B. | 2 |
C. | 12 |
D. | 24 |
Answer» E. | |
114. |
Symmetry in diamond is important for |
A. | maximum brilliance |
B. | maximum heat |
C. | maximum hardness |
D. | maximum colour |
Answer» B. maximum heat | |
115. |
Triangular Marking on the surface of rough diamond are called as |
A. | trigons |
B. | graining |
C. | twinning |
D. | macle |
Answer» B. graining | |
116. |
The correct process of procesing the rough diamond is |
A. | polishing/sawing/cleaving/planning marking/assortment /grading |
B. | sawing/cleaving/polishing/assortment /planning marking/grading |
C. | assortment/ sawing/cleaving/planning marking/polishing/grading |
D. | assortment/planning marking sawing/cleaving/polishing/grading |
Answer» D. assortment/planning marking sawing/cleaving/polishing/grading | |
117. |
Which is a inclusion in a polished diamond |
A. | fungi |
B. | kori chamdi |
C. | ghasarka |
D. | lukhas |
Answer» B. kori chamdi | |
118. |
How many facets are there in a Double cut Diamond? |
A. | 57 |
B. | 56 |
C. | 61 |
D. | 17 |
Answer» B. 56 | |
119. |
The Total depth of polished . |
A. | 0.58 |
B. | 0.59 |
C. | 0.6 |
D. | 0.61 |
Answer» B. 0.59 | |
120. |
What do you call the point where Arrow Facets Meet |
A. | table |
B. | girdle |
C. | culet |
D. | pavillion |
Answer» D. pavillion | |
121. |
Microcscope is used to observe diamonds for |
A. | inclusions |
B. | blemishes |
C. | symmetry |
D. | all of above |
Answer» E. | |
122. |
Culet is visible in a diamond from which facets |
A. | all pavillion facets |
B. | all crown facets |
C. | from girdle |
D. | only from table |
Answer» E. | |
123. |
How many facets are there in R.B.C cut diamond..? |
A. | 57 |
B. | 58 |
C. | 57+1 table |
D. | 57+ 1 culet |
Answer» E. | |
124. |
Extra facet is caused by |
A. | bad mood |
B. | bad salary |
C. | bad pavillion depth |
D. | bad symmetry |
Answer» E. | |
125. |
What is the Girdle ? |
A. | part between table & culet |
B. | part between table & crown |
C. | part between crown & culet |
D. | part between crown & pavillion |
Answer» E. | |
126. |
The ideal diamoneter of a 01 carat diamond is |
A. | 5 mm |
B. | 5.5 mm |
C. | 6 mm |
D. | 6.5 mm |
Answer» E. | |
127. |
Why Inclusion should not be there in culet |
A. | looks of diamond become poor |
B. | culet is delicate |
C. | fitted inside jewellery |
D. | affects processing of diamond |
Answer» B. culet is delicate | |
128. |
When is reflection of girdle visible within the table |
A. | weak crown |
B. | shallow pavillion |
C. | deep pavillion |
D. | strong crown |
Answer» C. deep pavillion | |
129. |
Planner has to keep in mind company policy of |
A. | maximising yield |
B. | maximising clarity |
C. | market trends |
D. | all of the above |
Answer» E. | |
130. |
How many total facets are there in the Pavillion? |
A. | 24 |
B. | 32 |
C. | 24+1 |
D. | 33 |
Answer» D. 33 | |
131. |
Planner has to give consideration to |
A. | spectrum analysis for betterweight |
B. | spectrum analysis for better clarity |
C. | spectrum analysis for better colour |
D. | spectrum analysis for selection of direction of the cutting and facets for better colour |
Answer» E. | |
132. |
The crown height of a polished diamond is .. |
A. | 0.15 |
B. | 0.16 |
C. | 0.17 |
D. | 0.18 |
Answer» D. 0.18 | |
133. |
Which eye glass is generally used to observe the diamond..? |
A. | 8x |
B. | 14x |
C. | 25x |
D. | 10x |
Answer» E. | |
134. |
Polariscope is used to observe which effect in Diamond |
A. | stress |
B. | colour |
C. | clarity |
D. | none of the above |
Answer» B. colour | |
135. |
The Pavillion depth of a polished diamond is . |
A. | 0.41 |
B. | 0.42 |
C. | 0.43 |
D. | 0.44 |
Answer» D. 0.44 | |
136. |
Diamond looks black when viewed from table because of |
A. | shallow pavillion |
B. | deep pavillion |
C. | ideal pavillion |
D. | strong crown |
Answer» C. ideal pavillion | |
137. |
How many uper girdle facets are there in a Round Brilliant cut Diamond? |
A. | 8 |
B. | 24 |
C. | 55 |
D. | 16 |
Answer» E. | |
138. |
How many kite facets (Bezel) are there in a Round Brilliant cut Diamond? |
A. | 17 |
B. | 24 |
C. | 32 |
D. | 8 |
Answer» E. | |
139. |
Which facet is a very big in a Round Brilliant cut Diamond? |
A. | table |
B. | pavillion |
C. | kite |
D. | arrow |
Answer» B. pavillion | |
140. |
How many star facets are there in a Round Brilliant cut Diamond? |
A. | 24 |
B. | 32 |
C. | 8 |
D. | 16 |
Answer» E. | |
141. |
How many Arrow facets are there in a Round Brilliant cut Diamond? |
A. | 24 |
B. | 8 |
C. | 16 |
D. | 32 |
Answer» C. 16 | |
142. |
The diameter of R.B.C cut diamond is what %age of girdle ? |
A. | 0.5 |
B. | 0.75 |
C. | 0.45 |
D. | 1 |
Answer» E. | |
143. |
Girdle not Round is a factor of |
A. | rough |
B. | polish |
C. | symmetry |
D. | shape |
Answer» D. shape | |
144. |
Inclusion plotting in the softwares is |
A. | always perfect |
B. | needs to be checked manually |
C. | not reliable |
D. | none of the above |
Answer» C. not reliable | |
145. |
The ideal girdle thickness of a diamond should be .. |
A. | 0.09 - 1.0% |
B. | 1-2% |
C. | 2-3% |
D. | 3-4% |
Answer» D. 3-4% | |
146. |
How many facets are there in single cut diamond..? |
A. | 16 |
B. | 17 |
C. | 16+1 |
D. | 17+1 |
Answer» D. 17+1 | |
147. |
After plan finalisation the planner |
A. | saves the plan in computer |
B. | takes a print out of the proposed plan and sticks on packet |
C. | hands packet to supervisor |
D. | all of the above |
Answer» E. | |
148. |
What is the line that separates the top and bottom in a polished Diamond called? |
A. | crown |
B. | girdle |
C. | pavillion |
D. | culet |
Answer» C. pavillion | |
149. |
What is cloudy and milky in the diamond..? |
A. | group of dense pinpoints within a diamond blocking light |
B. | cloud in diamond |
C. | milk in diamond |
D. | pinpoint in diamond |
Answer» B. cloud in diamond | |
150. |
What is the ideal crown angle of a polished diamond . |
A. | 32.5 |
B. | 33.5 |
C. | 34.5 |
D. | 35.5 |
Answer» D. 35.5 | |