(Solution Download) a) What do you mean by equivalent length of column? b) Define crippling load. c) What are the merits

a) What do you mean by equivalent length of column?b) Define crippling load.c) What are the merits of Rankine?s load over Eulers load in buckling?d) What are the various end conditions for a column? Write formula for Euler?s critical load for each condition.e)What is Rankine?s formula for column? Explain its application to long and short columns