Sir, I got 1150 AIR obc, likely to get Aerospace or Chemical in IITM. I like com,Ele or Mech in IITM. What would you advice repeat or join and try for branch change after 1^st sem

A Pelton wheel works under a water power of 1.3MW. The hydraulic efficiency of turbine is 95%. Find runner power developed. If mechanical efficiency of turbine is 90%. Find overall efficiency and shaft power of turbine.

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What are the best resources for preparing  For The IAS ?

hello sir mere jee main 2021 me 98.1 persentile h ,meri rank kya hogi ,also i belog to obc categry so please tell me also the obc rank . please A humble request by a student