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| Q. |
Percentage of carbon in steel ranges from – |
| A. | 0.1 to 1.5 |
| B. | 1.5 to 3.0 |
| C. | 3.0 to 4.0 |
| D. | 4.0 to 6.0 |
| Answer» A. 0.1 to 1.5 | |
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Explanation: Steel is an alloy made by combining iron and other elements, the most common of these being carbon. When carbon is used, its content in the steel is between 0.2% and 2. 1% by weight, depending on the grade. Other alloying elements sometimes used are manganese, chromium, vanadium and tungsten. |
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