Q2) Write a sketch in IDE that uses ultrasonic sensors to detect the presence of people inside the chamber before spraying alcohol. The chamber uses two ultrasonic sensors, as people has variable...

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Extracted text: Q2) Write a sketch in IDE that uses ultrasonic sensors to detect the presence of people inside the chamber before spraying alcohol. The chamber uses two ultrasonic sensors, as people has variable height, and a pump operated through relay. The task required that both sensors should be activated before operating the motor for 5 seconds spraying.