A person is suffering from the defect astigmatism. Its main reason is
A person is suffering from the defect astigmatism. Its main reason is
A. cannot see any object
B. cannot see any object in two perpendicular directions simuletaeously
C. cannot see near by objects
D. cannot see distant objects
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Correct Answer - B
(b) A person suffering from the defect astigmatism cannot see object in two perpendicular directions simultaneously.
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