Water at ` 100^(@) C` cools in 10 minutes to ` 88^(@)C` in a room temperature of `25^(@)C` .Find the temperature of water after 20 minutes.

Water at 100^@ C cools in 10 minutes to 80^@ C in a room temperature of 25^@ C .Find the temperature of water after 20 minutes.

Water at temperature 100^(@)C cools in 10 minutes to 80^(@)C in a room temperature of 25^(@)C . Find (i) The temperature of water after 20 minutes (ii) The time when the temperature is 40^(@)C ["log"_(e)11/15=-0.3101,log_(e)5=1.6094]

Water at temperature 100^(@)C cools in 10 minutes to 80^(@)C in a room temperature of 25^(@)C . Find (i) The temperature of water after 20 minutes [log_(e).(11)/(15)=-0.3101, log_(e)5=1.609]

Water at temperature 100^@C cools in 10 minutes to 80^@C in a room of temperature 25^@C . Find (i) The temperature of water after 20 minutes (ii) The time when the temperature is 40^@C [Given: (log)_e(11)/(15)=-0. 3101 ,log5=1. 6094 ]

Water at temperature 100^@C cools in 10 minutes to 80^@C in a room of temperature 25^@C. Find (i) The temperature of water after 20 minutes (ii) The time when the temperature is 40^@C [Given: (log)_e(11)/(15)=-0. 3101 ,log5=1. 6094 ]

If a body cools from 80^@C to 50^@ C at room temperature of 25^@ C in 30 minutes.Find the temperature of the body after 1 hour.

A body initially at 64^(@)C cools to 52^(@)C in 5 minutes. The temperature of surroundings is 16^(@)C . Find the temperature after furthre 5 minutes.

The temperature of a body falls from 30^(@)C to 20^(@)C in 5 minutes. The temperature of the air is 13^(@)C . Find the temperature of the body after another 5 minutes.