Home
Class 12
MATHS
A thermos flask contains 250 g coffee at...

A thermos flask contains 250 g coffee at `90^(@)C`. To this 20 g of milk at `5^(@)C` is added. After equilibrium is established, the temperature of the liquid is
(Assume no heat loss to the thermos bottle . Take specific heat of coffee and milk as `1.00 cal//g^@C`)

A

`3.23^(@)C`

B

`3.17^(@)C`

C

`83.7^(@)C`

D

`37.8^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST 1

    SIA PUBLICATION|Exercise PHYSICS|12 Videos

  • MEASURES OF DISPERSION AND PROBABILITY

    SIA PUBLICATION|Exercise PROBLEMS|82 Videos

  • MOCK TEST 2

    SIA PUBLICATION|Exercise Chemistry|21 Videos

Similar Questions

Explore conceptually related problems

Steam at 100^(@)C is passed into 20 g of water at 10^(@)C . When water axquires a temperature of 80^(@)C , the mass of water present will be [Take specific heat of water 1"cal"g^(-1)c^(-1) latent heat of steam = 540 cal//g^(-1) ]

How much steam at 100^(@) C is to be passed into water of mass 100g at 20^(@)c to raise its temperature by 5^(@)C ? (Latent heat of steam is 540 cal /g and specific heat of water is 1 cal // g^(@)C )

20g of steam at 100^(@) C is passed into 100g of ice at 0^(0) C. Find the resultant temperature if specific latent heat of steam is 540 callg., specific latent heat of ice is 80 cal/g and specific heat of water is 1 cal/ g^(0) C .