MCQOPTIONS
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| 1. |
As per Kirchoffs law, the ratio of the total radiating power to the absorptivity of a body depends on the |
| A. | Temperature of the body only |
| B. | Wavelength of monochromatic radiation |
| C. | Both A and B |
| D. | Nature of material of body |
| Answer» B. Wavelength of monochromatic radiation | |