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प्रश्न
Differentiate convection and radiation.
फरक स्पष्ट करा
उत्तर
| S.No. | Convection | Radiation |
| 1. | Flow of heat through a fluid from places of higher temperature to places of lower temperature by movement of the fluid itself. | Flow of heat from one place to another by means of electromagnetic waves. |
| 2. | Convection needs matter to be present. | Radiation can occur even in vacuum. |
| 3. |
Convection seen in daily life: Hot air balloons, breeze, wind, chimney. |
Radiation in daily life:
White or light coloured cloths, highly polished surface of airplane, helps to reflect most of the heat radiation from the sun. |
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