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| Q. |
Choose the proper disadvantage of solid fuels out of the given option? |
| A. | they produce lot of smoke |
| B. | they have low ignition temperature |
| C. | they are high in production cost |
| D. | they cannot be easily transported |
| Answer» A. they produce lot of smoke | |
| Explanation: solid fuels tend to produce lot of smoke because they have large percentage of ash content. they are also brittle in nature and they contain some amount of ash in it when they are in ground. due to their brittleness, it is common nature of solid fuels that they break into pieces while mining and transporting and form ash. | |
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