L.C. \(=\frac{\text{Pitch}}{\text{Number of division on circular scale}}\)
\(\Rightarrow 0.01\,mm=\frac{\text{pitch}}{50}\)
\(\Rightarrow\) pitch \(=0.5\,mm\)
The physical world includes the complications of the natural world around us. It is a type of analysis of the physical world around us to understand how it works. The fundamental forces that control nature are: