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Posted By: jegadesh       Member Level: Gold       Posted Date: 30 Dec 2007       Category: Physics

The shape of a spot of light produced when bright sunshine passes perpendicular
through a hole of very small size is

Select Answer:

Square, because the hole is a square
Round, because it is an image of the sun
Round with a small penumbra around it
Square with a small penumbra




      
Your Test Score: 0 / 0



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