
sir,
should i do hcv twice . ihave done once but then also i dont fell confident.
plzz its urgent.........
sir,
should i do hcv twice . ihave done once but then also i dont fell confident.
plzz its urgent.........

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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