The Power of Arduino Board

What is the primary function of the Dry Wet Waste Segregator?

• To compact waste for easier disposal.

• To automatically separate dry and wet waste.

• To incinerate waste to reduce volume.

• To convert waste into compost.

How does the Automatic Solar Tracker optimize energy collection?

• By converting kinetic energy into electrical energy.

• By adjusting the solar panel's position to follow the light source.

• By storing excess energy in a battery bank.

• By using a cooling system to prevent overheating.

How is the Laser Security Alarm activated?

• By a sudden change in temperature.

• By a loud noise detected by a microphone.

• By an object breaking the laser beam.

• By a remote control signal.

What technology is primarily used to unlock the Smart Door Lock?

• Bluetooth

• Infrared (IR)

• Radio-Frequency Identification (RFID)

• Fingerprint scanning

What is the main function of the DIY Sonar System shown?

• To generate sound waves for communication.

• To measure the speed of sound in different mediums.

• To detect objects and display their distance and angle.

• To convert sound energy into electrical energy.