Question

Using a diagram explain what will happen to the PPC of Bihar if the river Kosi causes widespread floods ?

Answer 1

If the river Kosi causes Widespread floods in Bihar, it will lead to destruction of resources in  Bihar This will shift the PPC leftwards. Initial PPC is PP₁. With floods, the PPC will shift to P₁P'-

Detailed Answer: 

If the river Kosi causes a widespread flood in Bihar, PPC shifts towards the left as there is loss of resources due to which production will fall below its potential level.