Which will increase faster if equal heat and mass of vegetable oil and water is there?
Water is used to cool hot engine, why ?
Which gains more temperature , beaker with water or paraffin?
Temperature of mercury is more when equal amount of heat is given to one kilogram of water and mercury each. why ?
Water is used in hot water bag not other liquid why ?
Why do w e sweat in summer ? Explain the mechanism behind it.
Which one of these substance need more heat energy to maintain temperature ? why ?
|Substance||specific heat capacity|
|x||138 J/ kg°C|
|y||380 J/ kg°C|
|z||420 J/ kg°C|
Two bodies A and B given below are heated up to 60 degrees Celsius and cooled to 20 degrees . which looses more heat energy?
|Object||Specific heat capacity|
|A||910 J/kg °C|
|B||470 J/kg °C|
Steam burns warmer than that of boiling water why ?
Why does milk boil faster than water?