Chemical Engineering Thermodynamics COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about 0.5 3.5 8.5 4.5 0.5 3.5 8.5 4.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Isotherm on an enthalpy-concentration diagram, for an ideal solution will be a Sine curve Hyperbola Parabola Straight line Sine curve Hyperbola Parabola Straight line ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Equal More pronounced Less pronounced Data insufficient, can't be predicted Equal More pronounced Less pronounced Data insufficient, can't be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the ammonia synthesis reaction, N₂ + 3H₂ ⇋ 2NH₃ + 22.4 kcal, the formation of NH₃ will be favoured by Low pressure Low temperature only Both low temperature and high pressure High temperature Low pressure Low temperature only Both low temperature and high pressure High temperature 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. Simultaneous pressure & temperature change Cooling Heating Both B and C Simultaneous pressure & temperature change Cooling Heating Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Second law of thermodynamics is concerned with the Non-cyclic processes only Direction of energy transfer Amount of energy transferred Irreversible processes only Non-cyclic processes only Direction of energy transfer Amount of energy transferred Irreversible processes only ANSWER DOWNLOAD EXAMIANS APP
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