Given;
Magnification (m) = 0.16;
Size of object = 4cm;
Size of image =?
We know that;
Magnificaiton = \(\frac{Size\,of\,image}{Size\,of\,object}\)
⇒ 0.16 = \(\frac{Size\,of\,image}{4}\)
⇒ Size of image = 0.16×4 = 0.64cm.
Hence size of image is 0.64cm