MCQOPTIONS
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| 1. |
Considering the total heat losses fromall fluorescent lamps to be 79%, the Heating load (Btu/hr) due to office illumination with 48 ceiling mounted luminaires, each containing four 40 W fluorescent lamps and flat surface diffusers will be |
| A. | 10000 Btu/hr |
| B. | 15000 Btu/hr |
| C. | 17500 Btu/hr |
| D. | 21000 Btu/hr |
| Answer» C. 17500 Btu/hr | |