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Wednesday 6 April 2016

what is thermal energy or heat energy

What is thermal energy or heat energy



Thermal energy

   
     Calorie is the unit of heat energy.One calorie is defined as the amount of heat required to raise the temperature of one gram of water through one degree centigrade.

Heat energy H = MST calories

where 
       M = Mass of the body in gm
       S = Specific heat of the body
       t = Change of temperature

1 calorie = 4. 86 Joules

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