Intro to Robo: Light Navigation Wrksht

1. What is the primary function of light sensors in the Cyber:Bot?

• A) To detect obstacles
• B) To measure temperature changes
• C) To navigate based on light intensity
• D) To communicate wirelessly

2. Which component is most commonly used for detecting visible light in the Cyber:Bot?

• A) Infrared sensor
• B) Phototransistor

• C) Ultrasonic sensor
• D) Gyroscope

8. Which factor could interfere with a Cyber:Bot’s light-based navigation?

• A) High temperatures
• B) Loud noises
• C) Shadows and reflections
• D) Increased battery voltage

9. How can a Cyber:Bot differentiate between multiple light sources?

• A) By measuring the intensity of light in different directions
• B) By using sound sensors
• C) By analyzing the color of the light
• D) By detecting temperature variations

10. What could happen if a phototransistor is dirty or covered with dust?

• A) It will not function properly
• B) It will increase the Cyber:Bot’s speed
• C) It will improve light detection
• D) It will switch to infrared sensing

11. What is the role of a microcontroller in light-based navigation?

• A) To generate light signals
• B) To process sensor data and control motor movement
• C) To store excess energy
• D) To provide a wireless connection

14. Why should a Cyber:Bot be tested under different lighting conditions?

• A) To ensure it can adapt to different environments
• B) To make it move faster
• C) To prevent overheating
• D) To improve sound detection

15. What is a common challenge when using light sensors for navigation?

• A) Limited battery life
• B) Sensitivity to ambient light changes
• C) Slow motor response
• D) Poor wireless connectivity

16. Which of the following materials would reflect the most visible light for a Cyber:Bot to detect?

• A) Matte black paper
• B) White paper
• C) Transparent glass
• D) Dark blue fabric

17. If a Cyber:Bot is not responding well to light changes, what should be checked first?

• A) The battery level
• B) The alignment of the sensors
• C) The weight of the Cyber:Bot
• D) The temperature of the microcontroller