What is Ultrasonic Sensor | Why is Ultra Sonic Sensor required to Measure the Distance?

Ultrasonic sensors use in various places. It is an electronic device that measures the distance of a target object by emitting ultrasonic sound waves and converting the reflected sound into an electrical signal. In this video, you will understand the working, application or interfacing of ultrasonic HC-SR04.

 Will You get answers to the following questions?

  1.  What is an Ultrasonic sensor?
  2. Basic Working.
  3. How does it work and its circuit?
  4. Circuit diagram with Arduino
  5. Where to use it?

Learn about Ultrasonic sensors you watch this.