MCQOPTIONS
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| 1. |
Luminous intensity of a source is defined as |
| A. | Light energy emitted by the same source per unit time |
| B. | Light energy emitted by the source per unit time per unit area |
| C. | Light energy emitted by the source per unit time per unit solid angle |
| D. | None of the above |
| Answer» D. None of the above | |