Physics · Heat and Thermodynamics
Why are ventilators in a room usually provided near the ceiling?
- 1Convection currents carry warm, stale air upwards✓
- 2Cold air naturally rises upwards to escape
- 3It helps in reflecting light more effectively into the room
- 4It creates a localized low-pressure zone for air entry
Correct answer
Convection currents carry warm, stale air upwards
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