A body takes 4 minutes to cool from `100^(@)C` to `70^(@)C`. To cool from `70^(@)C` to `40^(@)C` it will take (room temperture os `15^(@)C`)

A body takes 5 minute to cool from 65^(@) C to 60^(@) C and 7 minute to cool from 60^(@)C to 55 ^(@) C . find out the room temperature and the time it will take to cool 55 ^(@) C to 50^(@) C.

A liquid with a certain surface area takes 5 minutes to cool from 80^@C to 70^@C . The time taken by it to cool from 80^@C to 60^@C is [The surrounding temperature being 40^@C ]

A body cools from 70^(@)C to 60^(@)C in 8minute The same body cools from 60^(@)C to 50^(@)C in .

A body takes, 4 minutes to cool from 100^(@)C to 70^(@)C , if the room temperature is 25^(@)C , then the time taken to cool from 70^(@)C to 40^(@)C will be

A hot liquid takes 10 minute to cool from 70^(@)C to 60^(@)C . The time taken by the liquid to cool from 60^(@)C to 50^(@)C is

If a body takes 6 minutes to cool from 80°C to 70°C, how long will it take to cool from 60°C to 50°C, if the surrounding temperature is 25°C?

If a liquid takes 30 seconds in cooling of 80^(@)C to 70^(@)C and 70 seconds in cooling 60^(@)C to 50^(@)C , then find the room temperature.

If a liquid takes 30 seconds in cooling of 80^(@)C to 70^(@)C and 70 seconds in cooling 60^(@)C to 50^(@)C , then find the room temperature.

If a liquid takes 30 seconds in cooling of 80^(@)C to 70^(@)C and 70 seconds in cooling 60^(@)C to 50^(@)C , then find the room temperature.