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arnav from the gurukul, Panchkula
Subject :NSO    Class : Class 8

In an experiment, 4.5 kg of a fuel was completely burnt. The heat produced was 180,000 kJ. The calorific value of the fuel is

A 180,000 kJ
B 40,000 kJ
C 40,000 kJ/kg
D 180,000 kJ/kg


Ans 1:

ANIKA SHUKLA from UDGAM SCHOOL FOR CHILDREN, AHMEDABAD
Class : Class 10
Exactly.

Ans 2:

Saranyaa Adak from Delhi Public School, Durgapur
Class : Class 10
Child's play though. calorific value=heat/unit mass of the fuel burnt =180,000/4.5 =40000 kJ/kg it is a question from our very own NCERT TEXTBOOK.

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