Question
Download Solution PDFAs per ISI, in a building, the illumination level required for kitchen is:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFDefinition of illumination (E):
illumination is defined as luminous flux received by the surface per unit area. Its unit is Lux or meter-candle or lumens per m2
Therefore,
illumination (E) = Lumen/area
Where,
c.p = candle power
ω = solid angle = area/ d2
d = distance between the area and the point where the solid angle is formed
A = Area of cross-section
Applications are shown below:
| Residential places | Luminous intensity (in Lux) |
| Kitchen | 200 |
| Bedroom | 300 |
| Dining | 150 |
| Stairs | 100 |
| Drawing hall | 300 |
| Hospital treatment room | 400-500 |
Last updated on May 9, 2025
-> PGCIL Diploma Trainee result 2025 will be released in the third week of May.
-> The PGCIL Diploma Trainee Answer key 2025 has been released on 12th April. Candidates can raise objection from 12 April to 14 April 2025.
-> The PGCIL DT Exam was conducted on 11 April 2025.
-> Candidates had applied online from 21st October 2024 to 19th November 2024.
-> A total of 666 vacancies have been released.
-> Candidates between 18 -27 years of age, with a diploma in the concerned stream are eligible.
-> Attempt PGCIL Diploma Trainee Previous Year Papers for good preparation.