MCQOPTIONS
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| 1. |
A source of light emits a continuous stream of light energy which falls on a given area. Luminous intensity is defined as [CPMT 1986] |
| A. | Luminous energy emitted by the source per second |
| B. | Luminous flux emitted by source per unit solid angle |
| C. | Luminous flux falling per unit area of a given surface |
| D. | Luminous flux coming per unit area of an illuminated surface |
| Answer» C. Luminous flux falling per unit area of a given surface | |