mBot - Ultrasonic Sensor

Ultrasonic sensor is used to measure the _____ between the mBot and obstacles.

• sound

• light

• distance

Ultrasonic sensor works on the principle of echolocation, just like a ____.

• cat

• bat

• pet

An ultrasonic sensor has ____ "eyes".

• 1

• 2

• 3

One of the "eyes" of the ultrasonic sensor labelled with "T" is known as the _____.

• transmitter

• transponder

• transformer

One of the "eyes" of the ultrasonic sensor labelled with "R" is known as the _____.

• receiver

• recess

• responder

Ultrasonic sensor measures distance from 3 cm to _____ cm.

• 4

• 40

• 400

Ultrasonic sensor can be used to measure distance when reversing.

• TRUE

• FALSE

A variable is used to ____ values.

• detect

• store

• sense

The ultrasonic sensor can be connected to the mBot using an _____ cable.

• LAN

• RJ25

• R70

This code returns you the ____ measured by the ultrasonic sensor.

• time

• speed

• distance