Why magnification of virtual image always positive
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Because it is magnification = height of the object /height of the image formed
here in virtual image is formed consider positive cause both objects value is positive and image's too positive .
and when we divide two positive value we get positive answer .
Due to sign convention the upward height and rightward are positive .
here in virtual image is formed consider positive cause both objects value is positive and image's too positive .
and when we divide two positive value we get positive answer .
Due to sign convention the upward height and rightward are positive .
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