please sir tell me ,,,,,,,,,,i have no com. sci. in 12^th class and know i want to go maths and computing ,,, is it affect that i have no knowledge of com. sci..

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