engineering recuitment RVUNL Technician III Mock Test Series 2025 Utilization of Electrical Energy Illumination
What is the upward and downward lighting distribution in the semi-indirect type of lighting arrangement?
1
60-90% upwards, 10-40% downwards
2
90-100% upwards, 0-10% downwards
3
10-40% upwards, 60-90% downwards
4
0-10% upwards, 90-100% downwards
5
30-40% upwards, 70-60% downwards