• 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
Unit of thermal conductivity in M.K.S. units is

K cal/kg m² °C
K calm/hr °C
K cal/hr m² °C
K cal m/hr m² °C

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
Temperature of steam at around 540°C can be measured by

Thermistor
Thermometer
None of these
Thermocouple

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
Unit of thermal diffusivity is

kcal/m. hr °C
m²/hr °C
kcal/m² hr
m²/hr

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
Thermal diffusivity of a substance is given by (where h = Thermal diffusivity, ρ = Density of substance, S = Specific heat, and k = Thermal conductivity)

h = k/ ρS
h = ρS/k
h = S/ρk
h = kρ/S

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
Joule sec is the unit of

Planck's constant
Universal gas constant
Kinematic viscosity
Thermal conductivity

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
In free convection heat transfer, Nusselt number is function of

Grashoff number, Prandtl number and Reynold number
Grashoff number and Reynold number
Prandtl number and Reynold number
Grashoff number and Prandtl number

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
↑