Question

In hot water bottles, water is used primarily because :

• A. its specific heat is low
• B. its specific heat is high
• C. it is cheap
• D. it is easily available

Answer 1

Answer: (B)

its specific heat is high

The correct answer is option(B).

As water in hot water bottles is used for fomentation purpose and also as a universal coolant because. Water has high Specific Heat Capacity and hence water can store a large amount of heat energy at a fairly low temperature.