afrahomroowwl1s afrahomroowwl1s
  • 03-03-2019
  • Physics
contestada

The illuminance on a surface is 3.5 lux, and the surface is 2 meters from the light source. What’s the intensity of the source?

Respuesta :

wiseowl2018
wiseowl2018 wiseowl2018
  • 03-03-2019

Answer:

The intensity is 49 Candelabra

Explanation:

The formula for calculation the luminous intensity is;

Luminous intensity = illuminance × square radius

Lv = Ev × r²

 = 3.5 × 2²

= 3.5 × 14

 = 49 Candelabra

Answer Link

Otras preguntas

answer 2 questions pls 1)x is how many percent less then 5x? 2)What is 1/6 of 9/2 of 8/5?
What is the remainder of x3 − 3x2 + 7x + 5 divided by (x + 4)?
why did dante most likely choose to write his views on christianity in an indirect manner when he wrote the divine comedy
What features did the british and dutch east india companies share?
How would our nation be different if president jefferson had not made the louisiana purchase?
One of the difficulties in satisfying customer requirements is that in a dynamic environment, customer needs are:
Find the slope of the line that passes through (-95, 31) and (-94, 6).
deserts advance linearly,in easily mapping patterns true or false
what is the volume of a sphere with a surface area of 100 ft
The first Europeans to discover lands in the western Atlantic were