Virtual Labs

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Aim

Theory

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Procedure

Simulation

Posttest

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Raspberry Pi Motor Control with Relay

Choose difficulty:

Beginner

Intermediate

Advanced

A relay is a ___ switch?

a: An electronic Explanation

Explanation

b: A mechanical Explanation

Explanation

c: An electromechanical Explanation

Explanation

d: None of the above Explanation

Explanation

What is the purpose of the relay in a DC motor circuit?

a: To provide power to the motor Explanation

Explanation

b: To act as a switch controlled by the Raspberry Pi Explanation

Explanation

c: To limit the current to the motor Explanation

Explanation

d: To increase the voltage to the motor Explanation

Explanation

Which Raspberry Pi pin is typically used to power a relay module like in this experiment?

a: GND Explanation

Explanation

b: 5V Explanation

Explanation

c: 3.3V Explanation

Explanation

d: GPIO 21 Explanation

Explanation

In the experiment, what does the GPIO pin connected to the relay do?

a: Supplies constant power to the relay Explanation

Explanation

b: Sends a signal to turn the relay on or off Explanation

Explanation

c: Grounds the relay circuit Explanation

Explanation

d: Monitors the motor’s speed Explanation

Explanation

What component provides the power to run the DC motor in this setup?

a: Raspberry Pi Explanation

Explanation

b: Relay Explanation

Explanation

c: Battery Explanation

Explanation

d: GPIO pin Explanation

Explanation

What does the 'NO' pin on the relay stand for?

a: Normally Open Explanation

Explanation

b: No Output Explanation

Explanation

c: Negative Output Explanation

Explanation

d: Normally On Explanation

Explanation

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