A sample of  liquid  in a thermally insulated constant ( a calorimetre ) is  strirred  for 2 hr.
Channel: Doubtnut
Date: 2020-04-19

A sample of  liquid  in a thermally insulated constant ( a calorimetre ) is  strirred  for 2 hr.  by  a  mechancal linkage to  motor in the surrounding  ,for  this procees :