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Higher Study | Heat Transfer
Practice Higher Study | Heat Transfer on Bissoy — browse topics below and open any question.
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Radiation
Conduction
Convection
Heat Exchanger
Questions
Heat conduction in gases is due to
ক
Elastic impact of molecules
খ
Movement of electrons
গ
EM Waves
ঘ
Mixing of gases
All radiations in a black body are
ক
Reflected
খ
Refracted
গ
Transmitted
ঘ
Absorbed
Heat flows from one body to other when they have
ক
Different heat contents
খ
Different specific heat
গ
Different atomic structure
ঘ
Different temperatures
Which of the following is a case of steady state heat transfer?
ক
I.C. engine
খ
Air preheaters
গ
Heating of building in winter
ঘ
None of the above
Water boils when its vapor pressure
ক
Equals that of the surroundings
খ
Equals 760 mm of mercury
গ
Equals to atmospheric pressure
ঘ
Equals the pressure of water in the container