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

Mass Transfer

Mass Transfer
The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec.

2.5
0.25
0.0025
1.25

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in

Increased reflux ratio
None of these
Greater degree of separation with a fixed number of trays
Increased reboiler load

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Heat sensitive materials like certain pharmaceuticals and food stuffs can be dried in a/an __________ dryer.

Spray
Freeze
Indirect tray
None of these

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Selectivity of the solvent used in solvent extraction should be

< 1
1
> 1

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory.

Surface renewal
Penetration
None of these
Film

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
The humid volume may be increased by increasing the

Humidity at constant temperature
Temperature at constant humidity
Neither A nor B
Both A & B

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Mass Transfer

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
↑