The light falling on the center of a desk surface from two different lamps has i
ID: 2092684 • Letter: T
Question
The light falling on the center of a desk surface from two different lamps has intensities I0 and 4I0, respectively. What is the intensity of light falling on the desk when both lamps are on? If there is more than one possibility, give the range of possibilities. Please show the procedure and comments, is really important! Thanks The light falling on the center of a desk surface from two different lamps has intensities I0 and 4I0, respectively. What is the intensity of light falling on the desk when both lamps are on? If there is more than one possibility, give the range of possibilities. Please show the procedure and comments, is really important! ThanksExplanation / Answer
the intensity of light falling on the desk when both lamps are on l0+4l0=5l0
no other possibility at center of desk
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