Virtual Labs

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Aim

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Simulation

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

To interface an Ultrasonic sensor with Raspberry Pi

Choose difficulty:

Beginner

Intermediate

Advanced

What is the primary use of the Ultrasonic Sensor in this experiment?

a: Proximity detection and distance measurement Explanation

Explanation

b: Humidity detection Explanation

Explanation

c: Temperature sensing Explanation

Explanation

d: Light intensity measurement Explanation

Explanation

How many pins are present on the HC-SR04 Ultrasonic Sensor?

a: 1 Explanation

Explanation

b: 2 Explanation

Explanation

c: 3 Explanation

Explanation

d: 4 Explanation

Explanation

What is the purpose of the Trig pin on the HC-SR04 sensor?

a: To receive the reflected ultrasonic wave Explanation

Explanation

b: To initiate the transmission of an ultrasonic wave Explanation

Explanation

c: To supply power to the sensor Explanation

Explanation

d: To ground the sensor Explanation

Explanation

What is the function of the Echo pin on the HC-SR04 sensor?

a: To power the sensor Explanation

Explanation

b: To trigger the ultrasonic pulse Explanation

Explanation

c: To measure the duration of the returned echo signal Explanation

Explanation

d: To reset the sensor Explanation

Explanation

What principle does the HC-SR04 Ultrasonic Sensor use to measure distance?

a: Change in resistance Explanation

Explanation

b: Change in light intensity Explanation

Explanation

c: Time of flight of ultrasonic waves Explanation

Explanation

d: Electromagnetic induction Explanation

Explanation

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