Robot Wheel Encoder Calculator

1. LED stands for —

2. — is a device that sends pulses of sound out and reports the time at which the echo returns back to the sensor.

3. A device that converts motion into a sequence of digital pulses is called a/an —.

4. A motor, arm, relay or any device that produces a physical effect is called —

5. If a robot’s output is typically carried out by “actuators”, what input devices are found on a robot?