Engineering Thermodynamics Superheated vapour behaves Exactly as gas As ordinary vapour Approximately as a gas As steam Exactly as gas As ordinary vapour Approximately as a gas As steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1013 × 102 N/m2 760 mm of Hg 1.013 bar All of these 1013 × 102 N/m2 760 mm of Hg 1.013 bar All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) (v1 + v2)/v2 v2/v1 (v1 + v2)/v1 v1/v2 (v1 + v2)/v2 v2/v1 (v1 + v2)/v1 v1/v2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Producer gas is obtained by Passing air and a large amount of steam over waste coal at about 650°C Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing steam over incandescent coke Carbonization of bituminous coal Passing air and a large amount of steam over waste coal at about 650°C Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing steam over incandescent coke Carbonization of bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as Molecule Element Atom Compound Molecule Element Atom Compound ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as Throttling Free expansion Hyperbolic expansion Adiabatic expansion Throttling Free expansion Hyperbolic expansion Adiabatic expansion ANSWER DOWNLOAD EXAMIANS APP