BLASTING Q&A
1. Whar is energy factor? What is it’s significance ?
2. What is impendance? State it’s significance.
3. How the strength of the explosives are calculated?
4. State Ash formulae for calculating blasting parameters.
5. What is the most dangerous and deleterious effects of blasting ? Give it’s causes and controlling measures.
6. What is controlled blasting ? State it’s role
7. Who propounded the theory of Air deck blasting? State it’s principle.
8. What are the methods of blasting optimization?
9. What is optimum fragmentation? What are the techniques applied for measuring the degree of fragmentation ?
10. What is the most important parameter in blast design? Give it’s significance.
11. What is the most economic initiation system in blasting ? Describe it’s features.
12. What is the most important property of the explosives ? On what factors it depends upon ?
13. How to determine the maximum charge per delay for various distances for a particular site for limiting safe vibration levels ?
14. What are the main adverse effects associated with blasting ?State the techniques to control these adverse effects.
15. What are the primary variables responsible for damages due to ground vibration ?
16. What are the instruments available for measuring ground vibration and noise levels of blasting ?
17. What are the components of drilling cost ? What is the conventional drilling cost per meter for 100-150mm drills and drilling cost per ton ?
18. How to determine blasting cost?
19. How discontinuities of the rocks affect the ground vibration ?
20. On what parameters the PPV of vibration depend upon?
21. What are the parameters of ground vibration ?
22. What are the un-controllable factors affecting ground vibration?
23. On what factors the attenuation coefficient of vibration depends upon ?
24. What are the blast design softwares available today?
25. What are the techniques adopted for post blast evaluation?
26. What are the methods of firing the electronic detonator(ED)? Describe in details.
27. What are the causes of misfires? How to deal with it?
28. What is channel effect ? State it’s significance.
29.What are the controlled blasting techniques ?Describe briefly.
30. What are the methods of Air deck blasting? Describe in details.
Monday, December 27, 2010
Sunday, December 26, 2010
TOP 10 IN 2010
Top 10 in 2010
1. HARDEN COLLIDER-TO CREATE THE BIG BANG STATE AND SUCCEEDED PARTLY.
2. EARTHQUAKE IN HAITI (7.0 IN RICHTER SCALE) KILLING 2.3 LAKHS AND IN CHILE (8.8 IN R .SCALE) CHINES EARTHQUAKE KILLING 2000 (6.9 IN R.SCALE) AND IN INDONESIA ; VOLCANIC ERUPTIONS AT Mt MARAPI AT CENTRAL JAVA IN INDONESIA KILLING 240 AND ENFORCING LARGE NOs TO EVACUATE.
3. LONGEST ANNULAR SOLAR ECLIPSE OF THE 3RD MILLENIUM OCCURS AND 1ST TOTAL LUNAR ECCLIPSE AFTER 1638.
4. FIFA WORLD CUP-2010 HELD IN RSA AND WON BY SPAIN AND TENDULKAR’S 200* IN ODI AGAINST SOUTH AFRICA.
5. WHO DECLARATION H1N1 INFLUENZA PANDEMIC OVER AND INTERNATIONAL SPACE STATION’S LONGEST CONTINUOUS HUMAN OCCUPATION FOR 3641 DAYS (SINCE NOV 2,2000)
6. PAKISTAN FLOODING IN KHYBER PROVINCE KILLING OVER 1600 LIVES.
7. MISSION ACCOMPLISHED CHILE: MORE THAN I BILLION PEOPLE WATCHING THE RESCUE OPERATION AT SAN JOSE MINE IN CHILE (BIGGEST PRODUCER OF RED METAL-COPPER) ON LIVE TV AROUND THE WORLD.33 MINERS SURVIVED AFTER 69 DAYS ( 5TH AUGUST - 24TH OCTOBER) TRAPPED DUE TO ROCK FALL IN 700 METERS U/G MINE AND SURVIVED BY THE EXPLORATORY BOREHOLES 15 M WIDE DRILLED .
8. UNO CLIMATE CHANGE CONFERENCE IN MEXICO: THIS WAS THE 16TH COFERENCE OF UNFCC .
9. AI FLIGHT 812 CRASHED AT MANGALORE INTERNATIONAL AIRPORT IN INDIA KILLING ALL EXCEPT 8 AND AERO CARIBBEAN FLIGHT-883 CRASHED IN CUBA KILLING ALL ON BOARD.
10. BURMESE OPPOSITION POLITICAL PARTY LEADER AUNG SAN SUU KYI RELEASED FROM HOUSE ARREST AFTER 21 YEARS (20th JULY1989-13rd NOVEMBER 2010).
Saturday, December 25, 2010
Mining Quiz-1
Mining quiz part-1
1.TOP 5 IRON ORE PRODUCERS IN THE WORLD..
2. TOP 5 ALUMINIUM PRODUCER IN THE WORLD...
3. TOP 5 COPPER PRODUCERS IN THE WORLD...
4. TOP 5 MANGANESE PRODUCERS IN THE WORLD
5. TOP 5 CHROMITE PRODUCERS IN THE WORLD...
6. TOP 5 COAL PRODUCERS IN THE WORLD..
7. TOP 5 STEEL PRODUCERS IN THE WORLD..
8. TOP 5 ZINC PRODUCERS IN THE WORLD..
9. TOP 5 GOLD PRODUCERS OF THE WORLD..
10. TOP 5 SILVER PRODUCERS IN THE WORLD..
11. TOP 5 DIAMOND PRODUCERS IN THE WORLD..
12. TOP 5 PLATINUM PRODUCERS IN THE WORLD...
13. TOP 5 URANIUM PRODUCERS IN THE WORLD...
14. TOP 5 MICA PRODUCERS IN THE WORLD...
15. TOP 5 GRAPHITE PRODUCERS IN THE WORLD...
16. TOP 5 NICKEL PRODUCERS IN THE WORLD...
17. TOP 5 QUARTZITE PRODUCERS IN THE WORLD...
18. TOP 5 TIN PRODUCERS IN THE WORLD...
19. TOP 5 ASBESTOS PRODUCERS IN THE WORLD...
20. TOP 5 GRANITE PRODUCERS IN THE WORLD..
21. TOP 5 SOAPSTONE PRODUCERS IN THE WORLD...
22. TOP 5 FIRECLAY PRODUCERS IN THE WORLD...
23. TOP 5 CHINA CLAY PRODUCERS IN THE WORLD..
24. TOP 5 VANADIUM PRODUCERS IN THE WORLD..
25. TOP 5 TITANIUM PRODUCERS IN THE WORLD..
26. TOP 5 QUARTZ PRODUCERS IN THE WORLD...
27. TOP 5 MINERAL SANDS PRODUCERS IN THE WORLD...
28. TOP 5 GEMSTONES PRODUCERS IN THE WORLD...
29. TOP 5 KYANITE AND SILLIMANITE PRODUCERS IN THE WORLD...
30. TOP 5 LIMESTONE PRODUCERS IN THE WORLD..
31. TOP 5 DOLOMITE PRODUCERS IN THE WORLD..
32. TOP 5 SALT PRODUCERS IN THE WORLD...
33.TOP 5 MINING COMPANIES IN THE WORLD...
34. TOP 5 MINING COMPANIES IN INDIA
35.TOP 5 MINING STATES IN INDIA
36. TOP 5 COAL PRODUCING STATES IN INDIA..
37. TOP 5 IRON PRODUCING STATES IN INDIA..
38.TOP 5 ALUMINIUM PRODUCING STATES IN INDIA..
39. TOP 5 MANGANESE PRODUCING STATES IN INDIA
40. TOP 5 CHROMITE PRODUCING STATES IN INDIA..
41. TOP 5 COPPER PRODUCING STATES IN INDIA..
42. TOP 5 LIMESTONE PRODUCING STATES IN INDIA..
43. TOP 5 MICA PRODUCING STATES IN INDIA..
44. TOP 5 STEEL PRODUCING STATES IN INDIA..
45. TOP 5 ASBESTOS PRODUCING STATES IN INDIA...
46. TOP 5 IRON COMPANIES IN THE WORLD...
47. TOP 5 COAL COMPANIES IN THE WORLD...
48. TOP 5 BAUXITE COMPANIES IN THE WORLD...
49. TPO 5 GOLD COMPANIES IN THE WORLD...
50. TOP 5 MANGANESE COMPANIES IN THE WORLD..
51. TOP 5 CHROMITE COMPANIES IN THE WORLD...
52. TOP 5 DIAMOND COMPANIES IN THE WORLD...
53. TOP 5 NICKEL COMPANIES IN THE WORLD...
54. TOP 5 TIN COMPANIES IN THE WORLD...
55. TOP 5 STEEL COMPANIES IN THE WORLD..
56. TOP 5 ZINC COMPANIES IN THE WORLD...
57.TOP 5 URANIUM COMPANIES IN THE WORLD..
58. TOP 5 LIMESTONE COMPANIES IN THE WORLD...
59. TOP 5 COKE COMPANIES IN THE WORLD
60. RANKING OF INDIA IN MINERAL PRODUCTION...
61.TOP 5 MINERAL PRODUCING MOST POLLUTION..
ANSWERS
GK-2
GENERAL KNOWLEDGE PART-2
1. When and where was new seven wonders of the world declared?
2. Smallest bird in the world.......
3. First chief minister in Orissa after independence........
4. Gandhamardhan mountains is located in which state of India ?
5.Time for zero hour in Indian parliament.....
6. Tendulkar scored the double century in ODI against SA in which ground?
7. ”Half nelson” is a term associated with which sport?
8. When and Where was First Indian college established ?
9. First Muslim president in india.......
10. On which day we celebrate sports day?
11. Most used material in the world ?
12.”Life divine” is written by whom?
13. Largest university in the world is...
14. Who built Red fort in Newdelhi ?
15. Biggest iron ore producing country is....
16. Smallest island nation in the world is...
17. Full form of D.D.T. IS ......
18. The head quarter of SAARC is at.....
19. Where and when the first session of U.N.O. was organized?
20.Where is the Central drug research institute(CDRI) located ?
21. On which principle Optical fibres work ?
22. Relative Humidity is measured by which instrument ?
23.A needle floats in water –this works on the principle of...
24.India’s position in manganese production in the world...
25. On which day we celebrate world literacy day ?
ANSWERS:
1. 1. JULY 2007,LISBON ; 2. HUMMING BIRD ; 3. DR HAREKRISHNA MAHATAB ; 4. ORISSA;
5. 12-1PM ; 6. GWALIOR ; 7. WRESTLING ; 8. HINDU COLLEGE,KOLKATA,1819 ;
9.DR JAKIR HUSSAIN ; 10. AUGUST-29; 11. AIR ;12. SRI AUROBINDO GHOSH ; 13. COLUMBIA ;
14. SAHAJAHAN ;15. CHINA; 16. NAURU ; 17. DI CHLORO DIPHENYL TRI CHLORO ETHANE;
18. KATHAMANDU ; 19. LONDON,1946; 20. LUKHNOW ; 21. TOTAL INTERNAL REFLECTION;
22. HYGROMETER ; 23.SURFACE TENSION ; 24. 7TH ;
25. September 8
Tuesday, December 21, 2010
GK
QUIZ QUESTIONS
1. WHO CREATED THE FAMOUS PAINTING ’MONALISHA’ ? LEONARDO DA VINCI
2. WHEN DID MAHATMA GANDHI GET MARRIED ? MAY1883,AGE 13.
3. FULL FORM OF BMW : BAYERISCHE MOTOREN WERKE(BAVARIAN MOTOR WORKS)
4. GREATEST POEM IN ENGLISH LITERATURE - PARADISE LOST -JOHN MILTON
5. LONGEST SERVING INDIAN PM J.L. NEHRU 1947-1962
6. LARGEST LIBRARY IN THE WORLD - UNITED STATES LIBRARY CONGRESS
7. LARGEST CAR MAKER
8 .LARGEST SOFTWARE SERVICES COMPANY-
9 TOTAL LETTERS IN GREEK ALPHABETS-24
10 FIVE VOWEL LETTERS IN GREEKALPHABETS: ALPHA,EPSILON,IOTA,OMICRON,UPSILON
10 FIVE VOWEL LETTERS IN GREEKALPHABETS: ALPHA,EPSILON,IOTA,OMICRON,UPSILON
11 CONDITION FOR INFLATION - MONEY SUPPLY (UP) GOODS SUPPLY (DOWN) MONEY DEMAND(DOWN) AND GOODS DEMAND (UP)
12 FIVE PERMANENT MEMBERS OF THE UNO USA,UK,CHINA,FRANCE AND RUSSIA
13 SIX OFFICIAL LANGUAGES OF UNO-
14 ONLY HILL STATION IN GUJRAT SARPURA
15 FULL FORM OF LASER
16 IDEALS OF FRENCH REVOLUTION
17 LARGEST STOCK EXCHANGE
18ONE EGG CONTAIN HOWMUCH PROTEINS?
19 WORLD’S FASTEST TRAIN
20 ASIA’S LARGEST WIND ENERGY COMPANY
21 WORLD’S LARGEST MOBILE COMPANY
22 INDIA’S LARGEST MOBILE COMPANY
23 INDIA’S LARGEST PRODUCER OF STAINLESS STEEL
24 4 P’S IN MARKETING
25 MOST ABUNDANT METAL IN EARTH’S CRUST
26 MOST ABUNDANT ELEMENT IN THE EARTH’S CRUST
27 MOST ABUNDANT METAL IN THE EARTH
28 MOST ABUNDANT ELEMENT IN THE EARTH
29 MOST USED METAL IN THE WORLD
GK-1
QUIZ QUESTIONS
1.FASTEST SERVE OF ROGER FEDERER ..........
2.'SWOT' STANDS FOR.........
3.FOOL'S GOLD IS....
4.CHEMICAL FORMULA FOR RDX IS .......
5. THE DRIEST INHABITED CONTINENT IS......
6. WHO WROTE INDI'S NATIONAL SONG?
7.WORLD OLDEST FOOTBALL CLUB IS.......
8. GINI CO-EFFICIENT IS ..... AND ASSOCIATED WITH ......CURVE.
9.TRIPLE FINGER SALUTE STANDS FOR........
10. WORLD’S 1ST SEZ IS......
11. QUANTUM TUNNELLING IS......
12.GEOTHERMAL GRADIENT IS ......
13. THICKNESS OF THE CRUST IS.....
14. LARGEST PRODUCER OF COAL IN THE WORLD.....
15.LARGEST RAILWAY JUNCTION IN INDIA.....
16.HEIGHT OF Mt AVEREST IS......
17. ABHIMANYU KILLED IN .....DAY OF THE 18DAYS KURUKSHETRA BATTLE.
18. X-RAY INVENTED BY ......
19. COASTAL LENGTH OF INDIA........
20. WHAT DETERMINES IQ ?
21. MARKET CAPITALIZATION OF BSE SENSEX....
22. 95% OF INDIA’S CHROMITE ORE RESERVE IN .....STATE IN INDIA.
23.MOST ABUNDANT ELEMENT IN THE EARTH’S CRUST......
24. IRON IN INNER CORE OF THE EARTH IS IN LIQUID STATE DUE TO ........
25. WORLD’S MOST POPULAR FRUIT IS.......
26.BIGGEST PRODUCER OF THE LNG IN THE WORLD.......
27.TOTAL ASSEMBLY SEATS IN INDIA IS....
28.WORLD FOOD DAY IS....
29.LEO NARDO DA VINCI TOOK ...YEARS FOR DRAWING MONALISHA’S LIP?
30.SQUARE ROOT OF THE NUMBER 12345678987654321 IS......
31.FATHER OF COMPUTER IS......
32. INTERNET STARTED IN ....YEAR.
33. JANTAR MANTAR WAS BUILT BY .........
34. HAWA MAHAL –A FIVE STOREY FORT IN JAIPUR MADE BY......
35. WEIGHT OF BRAIN IS.....
36. THE LENGTH OF THE RAMA SETU IS ....KM.
37.1ST HYDROELECTRIC PROJECT IN INDIA IS....
38. INDIA’S CEMENT PRODUCTION STANDS AT ......Mt.
39.1ST INTERNATIONAL TELEPHONIC EXCHANGE ESTABLISHED IN ...YEAR.
40. INDIA’S GREATEST LOSS BY RUNS IN TEST CRICKET......
41. WORLD’S LARGEST LENDER IS....
42. LARGEST AND DEEPEST UNDERGROUND MANGANESE MINE IN ASIA IS....
43. INDIA’S POSITION IN STEEL PRODUCTION......
44. THE BOUNDARY REGION BETWEEN EARTH’S CRUST AND MANTLE IS KNOWN AS .....
45. WTAT IS LAUGHING GAS?
46. MOST REACTIVE NOBLE METAL IS ....
47. BIG BANG THEORY PROPOUNDED BY ......
48. DIFFERENCE BETWEEN HYGROMETER AND HYDROMETER IS......
49. MOST COMMONLY USED CHEMICALS USED FOR THE ARTIFICIAL RAINMAKING
ARE......
ARE......
50. VALUE OF PRODUCT 1.2.3.4.5.6.7.........10 IS .....
51.WHICH OF THE FOLLOWING IS NOT IN KOLKATA......(GSI,BSI.ZSI.SOI)
52. NATIONAL SCIENCE DAY IS ......
53. MOST USED WEB SEARCH TOOL IS .....
54.” WE KNOW INDIA BETTER” IS THE AD LINE OF ....COMPANY.
55. AD LINE FOR BBC WORLD IS ......
56. PARSI NEW YEAR IS KNOWN AS ....
57. LARGEST LEGAL PRODUCER OF OPIUM IN THE WORLD IS ......
58.WORLD’S OLDEST OPIUM FACTORY IS LOCATED IN ....
59. LAKE CITY OF INDIA IS ....
60. TRANSISTER ASSOCIATED WITH .....GENERATION OF COMPUTER.
61. 1ST EUROPEAN SETTLERS IN INDIA ARE......
62.FIRST EUROPEAN TO LAND AND LAST TO GO FROM INDIA ARE....
63.METHODS OF SCIENCE ARE ......
64. LAST COMMANDER IN CHIEF FOR KAURAVS ARMY IS ....
65. MAHABHARAT –THE LARGEST EPIC CONTAIN HOW MANY VERSES?
66. WORLD’S LARGEST MAN MADE STRUCTURE IS.....
67.TAJ MAHAL COMPLETED IN ...YEARS.
68.FATHER OF ARTIFICIAL INTELLIGENCE IS.....
69. PERCENTAGE OF O2 IS USED BETWEEN INHALATION AND EXHALATION ........
70. WHICH GAS COMPOSITION REMAINS UNCHANGED IN RESPIRATION PROCESS......
71. IGNITION TEMPERATURE OF METHANE IS....
72.LARGEST RIVER IN THE WORLD.........
73.LARGEST DEMOCRACY........
74. THE EDITOR OF THE TIMES MAGAZINE IS......
75.THE FULL FORM OF ATV......
76.DEEPEST LOCATION ON THE SURFACE OF THE EARTH'S CRUST......
77.AMOUNT OF PROTEIN CONTAINED IN AN EGG.....
78.CONCHSHELL OF KRISHNA ........
79. WHO SCULPTED THE "STATUE OF LIBERTY" IN NEWYORK?..
80. SPECIALIZED AGENCIES OF U.N.O. FOR NEARLY 3.3 BILLION WORKFORCE.....
81. FATHER OF SCIENTIFIC MANAGEMENT..........
82.FATHER OF MODERN ECONOMICS..........
83. THE FAMOUS 80/20 RULE INVENTED BY......
84.GAAP STANDS FOR........
85.WHO IDENTIFIED DIFFERENT STYLES OF LEADERSHIP?
86.IN NUCLEAR ENERGY PRODUCTION ,WHAT IS THE INDIA'S POSITION IN THE WORLD?
87. OCEAN STANDS FOR IN PERSONALITY......
88. WHAT IS PEST ANALYSIS?
89.FOUR P'S IN MARKETING......
90. DIAMOND IS AMINERAL OR NOT ?
91. COUNTRY HAVING LARGEST CHROMITE ORE RESERVES...
92. HARDNESS OF GOLD IN MOH'S HARDNESS SCALE....
93. BIGGEST RENEWABLE SOURCE OF ENERGY....
94. OPEC STANDS FOR...
95. BIGGEST PETROLEUM PRODUCING COUNTRY.....
96.FATHER OF POLITICS.....
97.LARGEST PRIVATE BANK IN INDIA.......
98.LARGEST NATURAL RUBBER PRODUCER IN THE WORLD.......
99.LARGEST SOFTWARE SERVICES PROVIDER IN INDIA...
100.COMMONWEALTH GAMES STARTED IN WHICH YEAR?
ANSWERS:1.
73.LARGEST DEMOCRACY........
74. THE EDITOR OF THE TIMES MAGAZINE IS......
75.THE FULL FORM OF ATV......
76.DEEPEST LOCATION ON THE SURFACE OF THE EARTH'S CRUST......
77.AMOUNT OF PROTEIN CONTAINED IN AN EGG.....
78.CONCHSHELL OF KRISHNA ........
79. WHO SCULPTED THE "STATUE OF LIBERTY" IN NEWYORK?..
80. SPECIALIZED AGENCIES OF U.N.O. FOR NEARLY 3.3 BILLION WORKFORCE.....
81. FATHER OF SCIENTIFIC MANAGEMENT..........
82.FATHER OF MODERN ECONOMICS..........
83. THE FAMOUS 80/20 RULE INVENTED BY......
84.GAAP STANDS FOR........
85.WHO IDENTIFIED DIFFERENT STYLES OF LEADERSHIP?
86.IN NUCLEAR ENERGY PRODUCTION ,WHAT IS THE INDIA'S POSITION IN THE WORLD?
87. OCEAN STANDS FOR IN PERSONALITY......
88. WHAT IS PEST ANALYSIS?
89.FOUR P'S IN MARKETING......
90. DIAMOND IS AMINERAL OR NOT ?
91. COUNTRY HAVING LARGEST CHROMITE ORE RESERVES...
92. HARDNESS OF GOLD IN MOH'S HARDNESS SCALE....
93. BIGGEST RENEWABLE SOURCE OF ENERGY....
94. OPEC STANDS FOR...
95. BIGGEST PETROLEUM PRODUCING COUNTRY.....
96.FATHER OF POLITICS.....
97.LARGEST PRIVATE BANK IN INDIA.......
98.LARGEST NATURAL RUBBER PRODUCER IN THE WORLD.......
99.LARGEST SOFTWARE SERVICES PROVIDER IN INDIA...
100.COMMONWEALTH GAMES STARTED IN WHICH YEAR?
ANSWERS:1.
Monday, December 20, 2010
MINING FUN
FIRST MINING-GOLD MINING
METALS OF ANTIQUITY-Au,Cu,Ag,Pb,Sn,Fe &Hg
MOST ABUNDANT ELEMENT IN EARTH-Fe
MOST ABUNDANT ELEMENT IN EARTH'S CRUST-O2
MOST ABUNDANT METAL IN EARTH-Fe
MOST ABUNDANT METAL IN EARTH'S CRUST-Al
THINNEST LAYER OF THE EARTH-CRUST-35 KM
MOSTLY USED METALS-Fe,Al,Cu,Ti &Zn
MOST REACTIVE ELEMENTS-ALKALI METALS
MOST COMMON METAL IN EARTH'S CRUST-Al
HIGHEST MELTING POINT ELEMENT-C
HIGHEST MELTINGPOINT METAL-WLIGHTEST METAL-Li
DENSEST ELEMENT-OSMIUM
MOST CORROSION RESISTANT METAL-IRIDIUM
STRONGESTAND HEAVY METAL-W
STRONGEST AND LIGHTEST METAL-TITANIUM
2ND MOST MALLEABLE AND DUCTILE METAL-AgMOST PRECIOUS METAL-Pt
MOST COMMON ELEMENT IN THE UNIVERSE-H2
MOST COMMON ELEMENT IN THE OCEAN-O2
MOST COMMONELEMENT IN THE HUMAN BODY-O2
MOST PLLUTANT HEAVY METALS-Pb,Cd,HgMOST ABUNDANT METAL IN HUMAN BODY-Ca
FIRST USED METAL-Cu
MOST REACTIVE METAL-Cs
LOWEST MELTING POINT ELEMENT-He
MOST MALLEABLE AND DUCTILE METAL -Au
HIGHEST ELECTRICAL CONDUCTIVITY ELEMENT/METAL-Ag
HIGHEST THERMAL CONDUCTIVITY METAL-Ag
HIGHEST THERMAL CONDUCTIVITY MATERIAL-DIAMOND
HIGHEST ELECTROPOSITIVE ELEMENT-Cs
HIGHEST ELECTRONEGATIVE ELEMENT-F
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