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8th Class Science Light Question Bank Light Summative Subjective Problems

  • question_answer
    In the above case, if the size of image is 2.4 cm, calculate the height of the object. m = 0.0005 Size of the image, I = 2.4 Size of the object, O = ?

    Answer:

    We know that, \[m=\frac{I}{O}\] \[\Rightarrow \]\[O=\frac{I}{m}=\frac{2.4}{0.0005}\]\[=4800cm=48m\]


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