Question

TRACK YOUR PROGRESS
4. Choose the correct answer.
a. The calorific value of wood when compared to LPG is
i. less
ii. more
iii. same iv. almost negligible
b. The SI unit of calorific value of a fuel is
i. KJ/kg i. kg/kJ iii. J/kg iv. MJ/g
c. A gaseous fuel used in our homes is
i. water ii. LPG iii. CNG iv. coal
E AND FIRE EXTINGUISHERS
can be fatal if not controlled on time with appropriate method
combustible substance catches fire in the presence of air Th​

Answer 1

Answer:

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