Which of the following is an application for an ultrasonic proximity switch?
A. Sensing the presence of a fluid flow
B. Sensing the pressure of a liquid
C. Sensing the temperature of an object
D. Sensing the distance between two objects
Answer:D
Which of the following is an application for an ultrasonic proximity switch?
A. Sensing the presence of a fluid flow B. Sensing the pressure of a liquid C. Sensing the temperature of an object D. Sensing the distance between two objects
Explanation: Ultrasonic proximity switches are often used to measure the distance between two objects, such as in automated parking systems.