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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

If 4.5kg of fuel is completely burnt and amount of heat produced stands measured at 1, 80,000 KJ what is the calorific value. - Science

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Question

If 4.5kg of fuel is completely burnt and amount of heat produced stands measured at 1, 80,000 KJ what is the calorific value.

Short Note

Solution

Calorific value = `"Heat Produced"/"Amount of Fuel"="1,80,000"/"4.5"= 40000`

∴ Calorific value = 40,000 kj/kg

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Chapter 4: Chemistry in Daily Life - Evaluation [Page 79]

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Samacheer Kalvi Science - Term 3 [English] Class 7 TN Board
Chapter 4 Chemistry in Daily Life
Evaluation | Q VII. 4. | Page 79
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