[{"id":108283,"question":"According to Alfred Weber's theory, most suitable place for Iron & steel industry is:","choices":[{"text":"Where coal is easily availabe","value":"A"},{"text":"Where Pig Iron is easily available","value":"B"},{"text":"Where limestone is easily available","value":"C"},{"text":"Where coal & calcium carbonate is available","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108282,"question":"The electric process furnaces are installed in world's:","choices":[{"text":"High backward countries","value":"A"},{"text":"In those countries where electricity in cheap and surplus","value":"B"},{"text":"Where electricity production is normal","value":"C"},{"text":"Where electricity is costly","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":108281,"question":"Is Wrought Iron free from all impurities?","choices":[{"text":"Not free from all impurities","value":"A"},{"text":"Free up to some extend","value":"B"},{"text":"Absolutely free from all impurities","value":"C"},{"text":"Cannot purify up to 100%","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":108280,"question":"With the help of Bessemer furnace from Pig Iron we:","choices":[{"text":"Cannot refine high quality steel","value":"A"},{"text":"Cannot free Pig Iron from phosphorous","value":"B"},{"text":"Cannot free from sulphur","value":"C"},{"text":"Could free from all impurities","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":108279,"question":"During refinement the temperature of Open-Hearth furnace can be:","choices":[{"text":"Increase up to 1000 C°","value":"A"},{"text":"Increased up to 2000 C°","value":"B"},{"text":"Increased up to 1650 C°","value":"C"},{"text":"Increased up to 500 C°","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":108278,"question":"For making one ton stainless steel:","choices":[{"text":"14 pounds manganese is required","value":"A"},{"text":"No manganese is required","value":"B"},{"text":"100 poundsmanganese is required","value":"C"},{"text":"Small amount ofmanganese is required","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108277,"question":"For smelting (refinement) of one tone of Iron ore:","choices":[{"text":"10 ton coal is required","value":"A"},{"text":"Only 5 ton coal is required","value":"B"},{"text":"2 ton coal is required","value":"C"},{"text":"Only small amount of coal is required","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":108276,"question":"About 85 percent steel refinement work is done by:","choices":[{"text":"11 countries","value":"A"},{"text":"20 countries","value":"B"},{"text":"50 countries","value":"C"},{"text":"100 countries","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108275,"question":"Pig Iron refined from Iron ore contains:","choices":[{"text":"Only 10 percent impurities","value":"A"},{"text":"No impurities","value":"B"},{"text":"To much impurities","value":"C"},{"text":"Only 5 percent impurities","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":108274,"question":"Iron refinement process of Bessemer, Sir Henary Bessemer:","choices":[{"text":"Introduce in 1800","value":"A"},{"text":"Introduce in 1900","value":"B"},{"text":"Introduce in 1855","value":"C"},{"text":"Introduce in 1950","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":108273,"question":"With the establishment of Blast furnaces:","choices":[{"text":"Revolutionary changes took place in Iron ore refinement","value":"A"},{"text":"No prominent change took place","value":"B"},{"text":"Iron refinement become slow","value":"C"},{"text":"Minor change took place in Iron refinement","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":108272,"question":"Before 1350 A.D, Iron & Steel work was done:","choices":[{"text":"By electric furnaces","value":"A"},{"text":"By atomic furnaces","value":"B"},{"text":"By rock coal furnaces","value":"C"},{"text":"By wood coal furnaces","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":108271,"question":"Iron Age started in the world in:","choices":[{"text":"1500 B.C","value":"A"},{"text":"Many thousands years ago","value":"B"},{"text":"Eighteenth century","value":"C"},{"text":"Twentieth century","value":"D"},{"value":"E"}],"correctAnswer":1}]