A black body calorimeter filled with hot water cools from 60 degrees celsius to 50 degrees celsius in 4 min and from 40 degrees celsius in 8 min. The approximate temperature of surrounding is
a) 10 degrees celsius
b) 15 degrees celsius
c) 20 degrees celsius
d) 25 degrees celsius​

Here is a link given below which will help you to solve this problem properly with exact explanation .

  • -2
What are you looking for?