Physics · Control Systems
A proportional control system is used to regulate the temperature of a heater by adjusting the ON/OFF cycle time. What is the main feature of a proportional controller in temperature regulation?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It increases the power supplied after reaching the fixed point.
- 2It only works when the temperature is below the set point.
- 3It reduces the power supplied once the temperature approaches the set point.✓
- 4It keeps the heater constantly ON.
Correct answer
It reduces the power supplied once the temperature approaches the set point.
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