NEET Physics Heat Transfer MCQ Question
Consider a diagram showing a fluid being heated from below. Which of the following best describes the process occurring in the diagram?
Natural convection due to buoyancy and density differences.
Forced convection initiated by external mechanical means.
Conduction through the fluid without any bulk movement.
Radiation of heat directly through a vacuum.
Correct Answer
Detailed Explanation
The diagram describes natural convection, where the fluid heated from below becomes less dense and rises, being replaced by cooler fluid, as described in the NCERT context.
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