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I applied via campus placement at Jadavpur University and was interviewed before Apr 2022. There were 2 interview rounds.
Maintenance factor is the ratio of the illuminance of a lighting system after a certain period of time to its initial illuminance.
It is a measure of how well a lighting system maintains its initial illuminance over time.
It takes into account factors such as lamp lumen depreciation, dirt accumulation, and maintenance practices.
A higher maintenance factor means that the lighting system will maintain its illuminance level...
IES file is a standardized file format used to describe the distribution of light from a light source.
It contains photometric data that describes how light is distributed in space.
It is used by lighting designers to simulate and analyze lighting designs.
It is also used by manufacturers to provide lighting specifications for their products.
It can be opened and viewed using specialized software such as AGi32 or Dialux.
It...
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