A liquid X has specific heat capacity higher than the liquid Y. Which liquid is useful as (i) coolant in car radiators, and (ii) heat reservoir to keep juice bottles without freezing?
A drop each of two non-corrosive and non-irritating liquids A and B at a temperature of 22∘C are placed on the skin. Liquid A gives a more cooling sensation than liquid B. Which of the following can be said about the liquids A and B?