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

Heat and Mass Transfer

Heat and Mass Transfer
According to Wien's law, the wavelength corresponding to maximum energy is proportion to

I²
Absolute temperature (T)
F
T

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
The emissive power of a body depends upon its

Wave length
Physical nature
Temperature
All of these

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
A composite slab has two layers of different materials with thermal conductivities k₁ and k₂. If each layer has the same thickness, then the equivalent thermal conductivity of the slab will be

k₁ k₂
(k₁ + k₂)/ k₁ k₂
2 k₁ k₂/ (k₁ + k₂)
(k₁ + k₂)

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
The natural convection air cooled condensers are used in

Water coolers
All of these
Domestic refrigerators
Room air conditioners

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
Heat is closely related with

Temperature
Energy
Liquids
Entropy

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
The unit of Stefan Boltzmann constant is

watt/cm3 °K
watt2/cm °K⁴
watt/cm2 °K⁴
watt/cm4 °K

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Heat and 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
↑