Question # 1

U.S.A's largest Iron & steel center is located at:

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Pittsburg

Tolado

Indiana

Adirondacks

According to Alfred Weber's theory, most suitable place for Iron & steel industry is:

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Where coal is easily availabe

Where Pig Iron is easily available

Where limestone is easily available

Where coal & calcium carbonate is available

When did Iron & steel industry began in Austraila?

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1850

1890

1902

1950

In Iron & steel Industry, U.S.A ranked first

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From 1900-1969

1900-1950

1900-2000

Still ranked first

Nippon-Kokan steel mill located in Japan:

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Is world's largest steel mill

Is Japan's important steel mill

Is China's largest steel mill

Is not world's largest steel mill

Pig Iron refined from Iron ore contains:

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Only 10 percent impurities

No impurities

To much impurities

Only 5 percent impurities

Iron Age started in the world in:

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1500 B.C

Many thousands years ago

Eighteenth century

Twentieth century

For smelting (refinement) of one tone of Iron ore:

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10 ton coal is required

Only 5 ton coal is required

2 ton coal is required

Only small amount of coal is required

With the establishment of Blast furnaces:

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Revolutionary changes took place in Iron ore refinement

No prominent change took place

Iron refinement become slow

Minor change took place in Iron refinement

World's largest Iron & steel manufacturing mill is in:

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China

U.S.A

Japan

Russia

The electric process furnaces are installed in world's:

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High backward countries

In those countries where electricity in cheap and surplus

Where electricity production is normal

Where electricity is costly

During refinement the temperature of Open-Hearth furnace can be:

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Increase up to 1000 C°

Increased up to 2000 C°

Increased up to 1650 C°

Increased up to 500 C°

Iron refinement process of Bessemer, Sir Henary Bessemer:

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Introduce in 1800

Introduce in 1900

Introduce in 1855

Introduce in 1950

In 1929, U.S.A's first modern Iron & steel mill was established:

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In New York

In Florida

In Massachusetts

In California

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