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CBSE Class 11-science Answered

mass of aluminium is 500 gm .how much amount of heat needs to supply in order to increase its temperature by 40 degree celcius    
Asked by Leenatripathi20 | 10 Feb, 2020, 19:12: PM
answered-by-expert Expert Answer
Given:
 
Mass of Al m = 500 gm
 
ΔT  = 40 °C
 
We knw,
 
Specific heat capacity of Al = 0.9 J/g°C
 
We have,
 
Heat reaquired, Q = m × c × ΔT
 
                           = 500 × 0.9 × 40
 
                           = 18000 J
                           = 18 kJ
Answered by Varsha | 11 Feb, 2020, 13:02: PM
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