McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Uncategorized topics .
| 51. |
Diamond looks black when viewed from table because of |
| A. | shallow pavillion |
| B. | deep pavillion |
| C. | ideal pavillion |
| D. | strong crown |
| Answer» B. deep pavillion | |
| 52. |
Extra facet is caused by |
| A. | bad mood |
| B. | bad salary |
| C. | bad pavillion depth |
| D. | bad symmetry |
| Answer» D. bad symmetry | |
| 53. |
How many facets are there in a Double cut Diamond? |
| A. | 57 |
| B. | 56 |
| C. | 61 |
| D. | 17 |
| Answer» A. 57 | |
| 54. |
Which facet is a very big in a Round Brilliant cut Diamond? |
| A. | table |
| B. | pavillion |
| C. | kite |
| D. | arrow |
| Answer» A. table | |
| 55. |
How many star facets are there in a Round Brilliant cut Diamond? |
| A. | 24 |
| B. | 32 |
| C. | 8 |
| D. | 16 |
| Answer» D. 16 | |
| 56. |
How many kite facets (Bezel) are there in a Round Brilliant cut Diamond? |
| A. | 17 |
| B. | 24 |
| C. | 32 |
| D. | 8 |
| Answer» D. 8 | |
| 57. |
How many uper girdle facets are there in a Round Brilliant cut Diamond? |
| A. | 8 |
| B. | 24 |
| C. | 55 |
| D. | 16 |
| Answer» D. 16 | |
| 58. |
How many Arrow facets are there in a Round Brilliant cut Diamond? |
| A. | 24 |
| B. | 8 |
| C. | 16 |
| D. | 32 |
| Answer» B. 8 | |
| 59. |
How many Lower girdle fecets are there in a Round Brilliant cut Diamond? |
| A. | 24 |
| B. | 8 |
| C. | 16 |
| D. | 32 |
| Answer» C. 16 | |
| 60. |
Trade name for “crack’ in the diamond is |
| A. | jhiram (fracture) |
| B. | fungi (colorless crystal) |
| C. | naas (dark spot) |
| D. | dhudhak (milky) |
| Answer» A. jhiram (fracture) | |
| 61. |
What is “black spot” in the diamond..? |
| A. | black inclusion |
| B. | red inclusion |
| C. | green inclusion |
| D. | colourless inclusion |
| Answer» A. black inclusion | |
| 62. |
What is the “dark spot” in the diamond..? |
| A. | black inclusion |
| B. | red inclusion |
| C. | green inclusion |
| D. | colourless inclusion |
| Answer» A. black inclusion | |
| 63. |
What is “fungi” in the diamond ..? |
| A. | colorlrss crystal |
| B. | air bubble |
| C. | vaccum |
| D. | water |
| Answer» A. colorlrss crystal | |
| 64. |
What is the “Maccle line” the diamond ..? |
| A. | twinning |
| B. | graining |
| C. | knot |
| D. | laser |
| Answer» A. twinning | |
| 65. |
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» A. diamond crystal open on surface | |
| 66. |
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» A. group of dense pinpoints within a diamond blocking light | |
| 67. |
Give names of the different inclusions in the diamond..? |
| A. | jhiram |
| B. | fungi |
| C. | lal mati |
| D. | all above |
| Answer» B. fungi | |
| 68. |
Which is a inclusion in a polished diamond |
| A. | fungi |
| B. | kori chamdi |
| C. | ghasarka |
| D. | lukhas |
| Answer» A. fungi | |
| 69. |
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» A. pin point | |
| 70. |
Which machine is used to weight the diamond accurately…? |
| A. | weighing balance |
| B. | proportion scope |
| C. | sarin machine |
| D. | helium machine |
| Answer» A. weighing balance | |
| 71. |
What is “VEET” ? |
| A. | part between girdle & culet |
| B. | part between girdle & crown |
| C. | part between girdle & culet |
| D. | pavillion part |
| Answer» C. part between girdle & culet | |
| 72. |
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» A. a small polished facet to look inside diamond for inclusions | |
| 73. |
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» B. part of original rough skin on poilished diamond | |
| 74. |
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» D. part between crown & pavillion | |
| 75. |
Which of these is responsible for Brilliance of Diamond |
| A. | cut |
| B. | colour |
| C. | clarity |
| D. | carat |
| Answer» A. cut | |
| 76. |
When is reflection of girdle visible within the table |
| A. | weak crown |
| B. | shallow pavillion |
| C. | deep pavillion |
| D. | strong crown |
| Answer» B. shallow pavillion | |
| 77. |
Culet can also be called a………...…..facet? |
| A. | top |
| B. | bottom |
| C. | right |
| D. | mechanical |
| Answer» D. mechanical | |
| 78. |
What do you call the point where Arrow Facets Meet |
| A. | table |
| B. | girdle |
| C. | culet |
| D. | pavillion |
| Answer» C. culet | |
| 79. |
What is called as a mechanical facet |
| A. | girdle |
| B. | table |
| C. | crown facet |
| D. | culet |
| Answer» D. culet | |
| 80. |
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» A. looks of diamond become poor | |
| 81. |
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» D. only from table | |
| 82. |
For burning marks which fault is responsible? |
| A. | wrong grain and high pressure |
| B. | uneven scaife |
| C. | faulty tang |
| D. | excess diamond powder |
| Answer» A. wrong grain and high pressure | |
| 83. |
What is Diamond? |
| A. | a form of carbon |
| B. | hardest mineral on earth |
| C. | crystallised in cubic system |
| D. | all of above |
| Answer» D. all of above | |
| 84. |
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» A. 0.20 gm | |
| 85. |
Which eye glass is generally used to observe the diamond..? |
| A. | 8x |
| B. | 14x |
| C. | 25x |
| D. | 10x |
| Answer» D. 10x | |
| 86. |
What is the standard magnification of a Loupe |
| A. | 10x |
| B. | 5 x |
| C. | 20 x |
| D. | 15x |
| Answer» A. 10x | |
| 87. |
In what pressure diamond formed in earth? |
| A. | 45 - 60 kbar |
| B. | 30-40 kbar |
| C. | 20-30 kbar |
| D. | 10-20 kbar |
| Answer» A. 45 - 60 kbar | |
| 88. |
In what temperature diamond formed in earth? |
| A. | 1000⁰ -1100 ⁰ |
| B. | 1100⁰ -1300 ⁰ |
| C. | 1300⁰ -1500 ⁰ |
| D. | 1500⁰ -1800 ⁰ |
| Answer» D. 1500⁰ -1800 ⁰ | |
| 89. |
In which type of rocks is there a possibility that Diamonds are found |
| A. | igneous |
| B. | metamorphic |
| C. | kimberlite |
| D. | sedimentary |
| Answer» C. kimberlite | |
| 90. |
In India where are Diamonds mined? |
| A. | panna |
| B. | hyderabad |
| C. | golconda |
| D. | bihar |
| Answer» A. panna | |
| 91. |
For diamond business which city is famous in Europe? |
| A. | belgium |
| B. | france |
| C. | germany |
| D. | u.k |
| Answer» A. belgium | |
| 92. |
One carat is equal to how many cents ? |
| A. | 100 |
| B. | 1000 |
| C. | 10 |
| D. | 20 |
| Answer» A. 100 | |
| 93. |
How many facets are there in R.B.C cut diamond..? |
| A. | 57 |
| B. | 58 |
| C. | 57+1 table |
| D. | 57+ 1 culet |
| Answer» D. 57+ 1 culet | |
| 94. |
Which are well known fancy cuts ? |
| A. | princess |
| B. | oval |
| C. | emerald |
| D. | all above |
| Answer» D. all above | |
| 95. |
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» D. 1 | |
| 96. |
Can we see diamond in the dark or not? |
| A. | yes |
| B. | no |
| C. | sometimes |
| D. | don’t know |
| Answer» B. no | |
| 97. |
Give the full name of R.B.C? |
| A. | round brilliant cut |
| B. | round brilliance cut |
| C. | round brilliant clarity |
| D. | round brilliant colour |
| Answer» A. round brilliant cut | |
| 98. |
Write the S.G. of Diamond. |
| A. | 3.5 |
| B. | 3.51 |
| C. | 3.52 |
| D. | 3.54 |
| Answer» C. 3.52 | |
| 99. |
Write the Hardness of Diamond? |
| A. | 7 |
| B. | 8 |
| C. | 9 |
| D. | 10 |
| Answer» D. 10 | |
| 100. |
The highest Clarity Grade of a diamond is |
| A. | vvs |
| B. | if |
| C. | fl |
| D. | i |
| Answer» C. fl | |
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