Certain quantity of water cools from 70^...

Certain quantity of water cools from `70^(@)C` to `60^(@)C` in the first `5` minutes and to `54^(@)C` in the next `5` minutes. The temperature of the surrounding is

A

`45^(@)C`

B

`20^(@)C`

C

`42^(@)C`

D

`10^(@)C`

Verified by Experts

Similar Questions

Explore conceptually related problems

Hot water cools from 60^(@)C to 50^(@)C in the first 10 minutes and to 45^(@)C in the next 10 minutes. The temperature of the surroundings is:

A body cools from 70^(@)C" to "60^(@)C in 5 minutes and to 45^(@)C in the next 10 minutes. Calculate the temperature of the surroundings.

A liquid cools from 50^(@)C to 45^(@)C in 5 minutes and from 45^(@)C to 41.5^(@)C in the next 5 minutes. The temperature of the surrounding is

A body cools from 50^(@)C to 46^(@)C in 5 minutes and to 40^(@)C in the next 10 minutes. The surrounding temperature is :

Hot water cools from 60^@C to 50^@C in the first 10 min and to 42^@C in the next 10 min. The temperature of the surrounding is

A body cools down from 50^(@)C to 45^(@)C in 5 minutes and to 40^(@)C in another 8 minutes. Find the temperature of the surrounding.