Why do room heaters installed near the floor warm the entire room efficiently?

Type: MCQ • Marks: 1

A. Hot air rises, setting up a room-wide convection current

B. Heat flows downward by gravity

C. Heaters radiate heat only sideways

D. Floor conducts heat to walls

Explanation

Air heated by the floor heater becomes light and rises to the ceiling, pushing cool air down to be heated in a continuous cycle.

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