• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Chemical Reaction Engineering

Chemical Reaction Engineering
If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible.

∞
< 0.5
> 0.5
0

ANSWER DOWNLOAD EXAMIANS APP

Chemical Reaction Engineering
In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be __________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume.

More than
Less than
Data insufficient; can't be predicted
Same as

ANSWER DOWNLOAD EXAMIANS APP

Chemical Reaction Engineering
Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction?

Surface phenomenon resistance
Ash resistance
Gas film and pore surface diffusion resistances for reactants
Gas film and pore surface diffusion resistances for products

ANSWER DOWNLOAD EXAMIANS APP

Chemical Reaction Engineering
A high space velocity means that a given

Reaction can be accomplished with small reactor
None of these
Both A and B
Conversion can be obtained with a high feed rate

ANSWER DOWNLOAD EXAMIANS APP

Chemical Reaction Engineering
The rate constant of a chemical reaction decreases by decreasing the

Concentration of reactants
Duration of reaction
Pressure
Temperature

ANSWER DOWNLOAD EXAMIANS APP

Chemical Reaction Engineering
For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor.

Fixed bed
Stirred tank
Batch
Tubular flow

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Chemical Reaction Engineering

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑