excessive luminance

excessive lighting contrast in the field of vision

either A or B

none of the above

transmits ail the incident light

absorbs all the incident light

diffuses all the incident light

all of the above

violet

orange

red

green

Study of lighting and wiring systems

designing of a lighting system

calculating of wiring materials required in wiring

study of photometry

luminous-flux

luminous-intensity

lumen

illumination