Question
Download Solution PDFSpecific heat capacity of lead is 125 Jkg-1K-1. If the temperature of a block of 250 g of lead rises by 10°C on absorbing 5 kJ of heat, then find its heat capacity.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
Heat capacity:
- It is defined as the quantity of heat energy required to increase the temperature of a given quantity of matter by 1oC.
- It's unit is JK-1.
Given:
Specific heat capacity of lead (CL) = 125 Jkg-1K-1
Δ T= 10oC, Q = 5 kJ
Then,
Where,
Thus, option (4) is correct answer.
Note: In this question, specific heat capacity and mass of lead is given. But the heat capacity of lead is required to calculate after temperature rise.
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