The initial and final temperatures of water as recorded by an observer are `( 40.6 +- 0.2)^(@) C
Channel: Doubtnut
Date: 2020-07-26

The initial and final temperatures of water as recorded by an observer are `( 40.6 +- 0.2)^(@) C and ( 78.9 +- 0.3 )^(@) C`. Calculate the rise in temperature with proper error limits.