• 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
Prandtl number for water at 20°C is about

7
150
70
0.7

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
In case of absorption, both the operating and equilibrium lines will be straight for

Dilute solutions
Isothermal operation
Dilute solutions and isothermal operation
None of these

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
In case of constant underflow extraction operation, the __________ at all solute concentration.

Neither A nor B
Solids are drained to the same extent
Ratio of the insoluble to solution is constant
Both A & B

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
During dehumidification of unsaturated air wet bulb temperature & partial pressure of vapor are not constant. However, during evaporative cooling process with recirculated water supply, the __________ remains constant.

Partial pressure of water vapor
Relative humidity
None of these
Wet bulb temperature

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
In most of the vacuum crystalliser, vacuum is generally produced by means of a

None of these
Compressed air jet
Suction pump
Steam jet ejector with a barometric condenser

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time)

(4De/πt)1/2
(De.t)1/2
(4De/t)
(De/t)1/2

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
↑