Exercise: Applications

1.10. Exercise: Applications#

Instructions

  1. Pick one everyday product you can observe at home or in the classroom.

  2. Answer the questions below about your chosen product.

Question 1

Answer the following:

  • What is the device called?

  • What job is it designed to do?

Solution

Solution is locked

Question 2

Answer the following:

  • How does a human tell the device what to do (buttons, dial, touch-screen, voice, mobile app)?

  • How does the device report status back (LEDs, beeps, display, haptic feedback)?

Solution

Solution is locked

Question 3

List every sensor you think the device uses. For each one, write:

  • what physical quantity it measures,

  • why that data is useful for the device.

Solution

Solution is locked

Question 4

Answer the following:

  • List all the parts that do work (move, heat, light, sound, pump, etc).

  • State briefly what each actuator accomplishes.

Solution

Solution is locked

Question 5

Answer the following:

  • Describe, how the device decides when and how to drive its actuators based on sensor readings

Solution

Solution is locked

Question 6

Answer the following:

  • Identify one design choice that protects the sensors or actuators from wear, dirt, water, vibration or other environmental stresses.

Solution

Solution is locked

Question 7

Answer the following:

  • Draw a simple block diagram showing how the sensors, actuators and control system work together.

Solution

Solution is locked