MCQOPTIONS
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MCQOPTIONS
| 1. |
Reduction factor of a source of light is the ratio of its |
| A. | Mean horizontal candle power to the mean spherical candle power |
| B. | Mean spherical candle power to the mean horizontal candle power |
| C. | Maximum horizontal candle power to the mean spherical candle power |
| D. | Mean spherical horizontal candle power to the maximum spherical candle power |
| Answer» C. Maximum horizontal candle power to the mean spherical candle power | |