MCQOPTIONS
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| 1. |
An object that does not emit light of its own but is visible due to the light from a source of light falling on it, is |
| A. | luminous object |
| B. | non-luminous object |
| C. | either luminous or non-luminous |
| D. | None of these |
| Answer» C. either luminous or non-luminous | |