Engineering Thermodynamics
Producer gas is obtained by

Passing steam over incandescent coke
Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
Carbonization of bituminous coal
Passing air and a large amount of steam over waste coal at about 650°C

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
According to Avogadro's Hypothesis

Gases have two values of specific heat
The sum of partial pressure of mixture of two gases is sum of the two
The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature
Product of the gas constant and the molecular weight of an ideal gas is constant

ANSWER DOWNLOAD EXAMIANS APP