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Thermal Properties of Matter
Convection Questions and An...
Important questions on Convection
BROWSE BY DIFFICULTY
Though air is a bad conductor yet a body kept in air loses heat quickly.
The heat loss is mainly due to radiation.
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Assertion is correct but Reason is incorrect
Both Assertion and Reason are incorrect
Which of the following process(es) occur(s) during the convective transfer of heat within a large volume of air?
This question has multiple correct options
A continuous flow of warmer and cooler parts of air is established.
The flow of air molecules results in flow of heat.
The cooler portion of the air surrounding a warmer part exerts a buoyant force on it.
As the warmer part of the air moves, it is replaced by cooler air that is subsequently warmed up.
More important questions
Heat and Temperature
Scales of Temperature
Ideal Gas Equation and Absolute Temperature
Change of State
Problems on Conduction
Newton's Law of Cooling