A  uniform  rod AB of length  l and mass  m is  free   to rotate  about  point A.  The  rod  is
Channel: Doubtnut
Date: 17/05/2020

A  uniform  rod AB of length  l and mass  m is  free   to rotate  about  point A.  The  rod  is  released  from rest  in the  horizontal  position. Given  that  the moment  of  inertia   of the rod  about A is   `  (ml^ 2 ) / ( 3 )`,  the  initial  angular  acceleration  of the rod  will be