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It's not entirely clear what you mean.
The gauge particle for electromagnetism is the photon, which is one possible answer.
If you're asking how light intensity is measured, the usual unit is the candela, while the units for luminous flux are lumens.
It is often considered metricised as 'lux'.
The quantised unit of all EM energy is the 'photon'. normally considered as a 'wave bundle'.
What else can I help you with?
Is a calorie a unit of light?
It's a unit of energy, not light or weight.
Which of the is not a unit of time leap year or light year?
A light-year is a unit of distance, not a unit of time.
Si unit for light intensity?
Light intensity is also known as luminosity. Candela is the si unit
What you call a unit of farmland?
A unit of farmland is commonly referred to as an acre.
Is a light year a unit of time True or false?
False the light year is not a unit of time it is a unit of distance true.
What do you call a unit of okra?
The unit of okra is pod.
What is the standard unit for measuring the brightness of light, known as the kwe unit?
The standard unit for measuring the brightness of light is called the candela (cd), not the "kwe" unit.
Which is larger an astonomical unit or a light year?
A light year is larger than an astronomical unit.
How many seconds is 14890 light seconds?
A light second is a unit of distance, not a unit of time.
What is a unit of light called?
a photon
The candela is a unit of measurement of what?
A candela is a unit of measurement for light sources and light emissions. Light beams projects different color at different wavelengths, and a candela is used to measure the intensity of the light.
Would it take light years to finish homework?
A light-year is a unit of distance, not a unit of time.
