Fuels and Combustion
High ash containing coke

None of these
Produces more slag when used in the blast furnace
Has poor strength and abrasion resistance
Is desirable in producer gas manufacture

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
Rate of low temperature oxidation of coal due to bad storage conditions

Is accelerated by storage in large heaps with small surface to volume ratio
Is more for low volatile coal compared to high volatile coal
Decreases with increase in surface area
Does not vary with increase in surface area

ANSWER DOWNLOAD EXAMIANS APP