
Grade 12th PassGeneral Physics
The least count of three are 1 mm, 0.1 mm,and 0.01. Which one of these has the greatest precision
The least count of three are 1 mm, 0.1 mm,and 0.01. Which one of these has the greatest precision

In viewing through a magnifying glass, one usually positions one's eyes very close to the lens. Does angular magnification change if the eye is moved back?
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