X-Rays with a Wavelength of 1

question 38

Multiple Choice

X-rays with a wavelength of 1.0 nm are scattered from two small tumors in the human body.If the two tumors are a distance of 5.0 cm away from the x-ray detector,and the detector has an entrance aperture of 0.5 mm,what is the minimum separation between the two tumors that will allow the x-ray detector to determine that there are two tumors instead of one?

• A)1.0 nm
• B)2.0 nm
• C)61 nm
• D)120 nm
• E)240 nm

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Definitions:

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