Originally Posted By: newton

Can we warm medium by light ?


Of coarse you can haven't you ever sat out in the sun to warm yourself .. your skin is a media to light smile


Originally Posted By: newton

Can we change capacity of medium by light ?


Capacity ... that is just a measurement of scale of many different properties under science ... you have thermal capacity, electrical capacity, stress capacity ... thousands of different types of capacity

So capacity of what fundamental property?

I believe in "Evil, Bad, Ungodly fantasy science and maths", so I am undoubtedly wrong to you.