A body cools in 7 minutes from `60^(@)C` to `40^(@)C` What time (in minutes) does it take to cool from `40^(@)C` to `28^(@)C` if the surrounding temperature is `10^(@)C` ? Assume Newton’s Law of cooling holds

A liquid cools down from 70^(@)C to 60^(@)C in 5 minutes. The time taken to cool it from 60^(@)C to 50^(@)C will be

A body cools in 7 minutes from 60^(@)C to 40^(@)C . What will be its temperature after the next 7 minutes? The temperature of the surrounding is 10^(@)C . Assume that Newton's law of cooling holds good throughout the process.

A body cools from 80^(@)C to 70^(@)C in 10 minutes Find the required further fir it to cool from 70^(@)C to 60^(@)C Assume the temperature of the surrounding to be 30^(@)C .

A body cools from 50.0^(@)C to 49.9^(@)C in 10s. How long will it take to cool from 40.0^(@)C to 39.9^(@)C ? Assume the temperature of the surrounding to be 30.0^(@)C and Newton's law of cooling to be valid.

A body cools from 50.0^(@)C to 49.9^(@)C in 5s. How long will it take to cool from 40.0^(@)C to 39.9^(@)C ? Assume the temperature of the surroundings to be 30.0^(@)C and Newton's law of cooling to be valid:

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

A body cools from 50.0^(@)C to 48^(@)C in 5s. How long will it take to cool from 40.0^(@)C to 39^(@)C ? Assume the temperature of surroundings to be 30.0^(@)C and Newton's law of cooling to be valid.

A body cool from 50.0^(@) C to 39.9^(@) C in 5 s . How long will it take to cool from 40.0^(@) C to 39.9^(@) C ? Assume the temperature of surroundings to be 30^(@) C and Newton's law of cooling to be valid

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