• 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
Tea percolation employs

Liquid-liquid extraction
None of these
Absorption
Leaching

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
A mixture of 10% C₆H₆ vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C.

27.3
20
18.7
21.7

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
In case of gases, the binary diffusivity is proportional to (where, P = pressure)

√P
P
1/P
1/√P

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the

Both A & B
Approach is 10°F
Neither A nor B
Range is 15°F

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
H₂S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H₂S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is

0.56
1.56
2
1

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Surface renewal model of mass transfer was enunciated by

Danckwerts
Stefan
Toor and Marchello
Fick

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
↑