Paper bohtt mushkil thaa guys Spring constant find krna tha length di hui thi Allah jany Kahan s Aya Convergence Wala tha ek itnaaaa longg k 15 minutes type krty huy lgy ek p Or b surface area cylinderical shell conditionally convergence limit comparison Bohtt tough yrr Mids mn 29/30 thy is dfa 0 aye ga Mcqs theory based ek b solve krny Wala ni Aya