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प्रश्न
Find the amount heat needed needed to raise the temperature of a piece of iron of mass 500gby 20C. (c=0.110cal/g.C)
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Notes
Given:
Mass of iron (m) = 500 g
Change in temperature (ΔT) = 20° C
Specific heat of iron (c) = 0.110 cal/g° C
To find:
Heat energy (Q)
Formula: Q = m × c × ΔT
Calculation:
Q = 500 × 0.110 × 20 Q
= 1100 cal
The amount of heat needed to raise the temperature of the piece of iron is 1100 cal.
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