Home
PDF Download
Exams
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
Home
All MCQ
Exams
PDF Download
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
What is the correct answer?
4
When heat is transferred by molecular collision, it is referred to as heat transfer by
A.
Conduction
B.
Convection
C.
Radiation
D.
Scattering
Correct Answer :
B. Convection
Related Questions
The thickness of thermal and hydrodynamic boundary layer is equal if Prandtl…
Sensible heat is the heat required to
When α is absorptivity, ρ is reflectivity and τ is transmissivity,…
Fourier's law of heat conduction gives the heat flow for
Absorptivity of a body will be equal to its emissivity
Reynolds number is the ratio of
The value of the wave length for maximum emissive power is given by
A cube at high temperature is immersed in a constant temperature bath.…
Total heat is the heat required to
The ratio of the thickness of thermal boundary layer to the thickness…
Film coefficient is defined as the ratio of
Radiation is the process of heat transfer in which heat flows from a ________,…
The amount of radiation mainly depends upon the
The total radiation from a black body per second per unit area is ________…
The critical temperature is the temperature
Thermal conductivity of water ________ with rise in temperature.
The heat transfer takes place according to
Depending on the radiating properties, a body will be white when
The time constant of a thermocouple is
Two balls of same material and finish have their diameters in the ratio…
The unit of overall coefficient of heat transfer is
Thermal conductivity of non-metallic amorphous solids with decrease in…
40% of incident radiant energy on the surface of a thermally transparent…
Thermal conductivity of a material may be defined as the
The thermal diffusivities for solids are generally
Thermal conductivity of air with rise in temperature
Thermal conductivity of solid metals with rise in temperature normally
Unit of thermal conductivity in S.I. units is
The insulation ability of an insulator with the presence of moisture would
Heat is closely related with
Also checkout
Php Programming MCQ
Urologic problems in pregnancy MCQ
Morphology of flowering plants MCQ
Rearrangement Set 11 MCQ
English Literature MCQ
Cell Biology MCQ
Idioms & Phrases MCQ
Crime Scene Technology MCQ
Motion MCQ
Advanced Surveying MCQ
Current Affairs January 2023 MCQ
Coding Decoding MCQ