Chemical Reaction Engineering In an ideal tubular-flow reactor There is no mixing in longitudinal direction Mixing takes place in radial direction All of these There is a uniform velocity across the radius There is no mixing in longitudinal direction Mixing takes place in radial direction All of these There is a uniform velocity across the radius ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Decreases exponentially Can either increase or decrease ; depends on the frequency factor Decreases Increases Decreases exponentially Can either increase or decrease ; depends on the frequency factor Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii) (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) enodthermic (i) endothermic (ii) exothermic (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) enodthermic (i) endothermic (ii) exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable Both A and B Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable Both A and B Tubular reactor is preferred over a single CSTR for high yield ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The vessel dispersion number (D/μL) for plug flow is ∞ 750 500 ∞ 750 500 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of a homogeneous reaction is a function of Pressure and composition only Temperature and composition only All of these Temperature and pressure only Pressure and composition only Temperature and composition only All of these Temperature and pressure only ANSWER DOWNLOAD EXAMIANS APP
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