Chemical Engineering Thermodynamics A nozzle is a device, which Reduces kinetic energy and increases pressure Increases both kinetic energy and pressure Increases kinetic energy and decreases pressure Reduces both kinetic energy and pressure Reduces kinetic energy and increases pressure Increases both kinetic energy and pressure Increases kinetic energy and decreases pressure Reduces both kinetic energy and pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a single component two phase mixture, the number of independent variable properties are Zero Three Two One Zero Three Two One ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Both B and C Heating Simultaneous pressure & temperature change Cooling Both B and C Heating Simultaneous pressure & temperature change ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is 4988.4 10373 4364.9 30554 4988.4 10373 4364.9 30554 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise. Remains unchanged Decreases linearly Decreases Increases Remains unchanged Decreases linearly Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics One ton of refrigeration capacity is equivalent to the heat removal rate of 200 BTU/minute 200 BTU/hr 50 k cal/hr 200 BTU/day 200 BTU/minute 200 BTU/hr 50 k cal/hr 200 BTU/day ANSWER DOWNLOAD EXAMIANS APP
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