SENSOR

How many pins are present in the ultrasonic sensor?

• 1

• 2

• 3

• 4

Ultrasonic sensor is used to measure what parameter?

• distance

• images

• temperature

• sound

Ultrasonic sensor is what kind of device

• output

• input

• both output and input

• none

There 3 pins of ultrasonic sensor except one

• analog pin

• power

• ground

• signal

7 segment display is primarily used in displaying _____?

• letters

• images

• numbers

• pictures

Which numbers can be displayed in 7 segment display?

• 1-9

• 0-10

• 2-8

• 0-9

7 segment display consist 7 ________?

• resistors

• LED

• servo motor

• breadbord

How many pins are there in 7 segment display

• 7

• 8

• 9

• 10

Which of the following are the applications of 7 segment display?

• digital clock

• microwave

• electric stove

• all of the above

The 3rd segment in 7 segment display is denoted with letter____

• A

• B

• C

• D