Physics · Illumination Engineering
In floodlighting, narrow-beam projectors are recommended for illuminating objects located at a distance of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1between 30 to 70 meters
- 2above 500 meters
- 3above 70 meters✓
- 4below 30 meters
Correct answer
above 70 meters
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