BU 3 FINAL EXAM 3B

COMMONLY REFERS TO ELECTROMAGNETIC RADIATION THAT CAN BE DETECTED BY THE HUMAN EYE.

• Ultra Violet Light

• Optical Light

• Blue Light

• Visible Light

the intensity or brightness of the light.

• Light Intensity

• Wavelength

• Amplitude

• Luminous Intensity

Is how much power a certain light carries emitted by a source. is the time rate of flow of light as measured in lumens (SI unit: lm).

• Luminous Intensity

• Lumen

• Intensity

• Luminous Flux

A measurement of light emitted by a source, whether it’s LED, fluorescent, halogen, or incandescent.

• Flux

• Candela

• Lumen

• Watts

The __________ is the unit of intensity (I).

• Lux

• Candle Power

• Lumen

• Candela

The intensity or the photoelectric effect that is measured on a surface at a specific position or simply the light hitting a surface is known as?

• luminance

• Reflectance

• illuminance

• Lux

It tells the radiation power that falls onto a surface area.

• Illumination

• Liminous Flux

• Reflectance

• Lux

Determine the visible output of a light source.

• Light Meter

• Photo Meter

• Luminance Meter

• Illuminance Meter

Is an instrument that measures light energy intensity and also measures visible light.

• Photo Meter

• Ligth Meter

• Luminance Meter

• Illuminance Meter

REFERS TO A PHYSICAL QUANTITY OR INTENSITY THAT IS INVERSELY PROPORTIONAL TO THE SQUARE OF THE DISTANCE FROM THE SOURCE OF THAT PHYSICAL QUANTITY.

• Luminous Flux

• Inverse Square Law

• Lumen Per Square Meter

• Candle Power