Explore BrainMass

Explore BrainMass

    Minimzation

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    The illumination at a point is inversely proportional to the square of the distance of the point from the light source and directly proportional to the intensity of the light source. If two light sources are 30 feet apart and their intensities are 70 and 50 respectively, at what point will the sum of their illumination be minimum?

    © BrainMass Inc. brainmass.com March 4, 2021, 5:58 pm ad1c9bdddf
    https://brainmass.com/physics/intensity/minimzation-21357

    Solution Summary

    This shows how to find the minimum illumination from given light sources.

    $2.19

    ADVERTISEMENT