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Equal masses of three liquids A,B and C ...

Equal masses of three liquids A,B and C have temperatures `10^(@)C, 25^(@)C and 40^(@)C` respectively. If A and B are mixed, the mixture has a temperature of `15^(@)C`. If B and C are mixed, the mixture has a temperature of `30^(@)C`. If A and C are mixed, the mixture will have a temperature of

A

`16^(@)C`

B

`20^(@)C`

C

`25^(@)C`

D

`29^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
A
m SA (15 – 10) = m SB (25 – 15) … (i)
m SB (30 – 25) = m SC (40 – 30) … (ii)
Find relation between SA and SC and solve.
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