Electrical Engineering · Illumination Engineering
व्यावसायिक भवनों में प्रकाश व्यवस्था (lighting installations) के मामले में, लेंस के उपयोग द्वारा समान रूप से वितरित प्रकाश प्राप्त किया जा सकता है, जो मुख्य रूप से _______ को कम करता है।
- 1चमक (brightness)
- 2रंग (colour)
- 3सजावट (decoration)
- 4स्पॉट लाइट (spot light)✓
सही उत्तर देखें
स्पॉट लाइट (spot light)
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