Question

If the magnification is equal to -2 then the image is

Answer 1

Answer:-

the image will be double the size of object but it will be inverted(unreal).

Step-by-step explanation:

the magnification is given as

Magnification =

$\frac{image \: size}{object \: size}$

now,the point to be noted is that -ve sign only shows whether the image is real(for positive sign) or virtual(for negative sign).

So, in short, the image is two times of object but it is virtual(no real image is formed in this case.

Answer 2

Step-by-step explanation:

magnification is negative for convex & image formed by concave is virtual