Which will increase faster if equal heat and mass of vegetable oil and water is there?
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 ?
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