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# ECET 402 Seek Your Dream /newtonhelp.com - PowerPoint PPT Presentation

Uophelp is now newtonhelp.com\nwww.newtonhelp.com\n\nhttps://youtu.be/OGEtbJCP41k\n\n\nECET 402 HW Week 1\nPages: 20-21: #2,4,6,11,14\nCH 3pgs:103 #4,6\n

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### ECET 402 Week 1 Homework

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ECET 402 HW Week 1

Pages: 20-21: #2,4,6,11,14

CH 3pgs:103 #4,6

### ECET 402 Week 1 iLab

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1.From Part A, step 1(b) of lab instructions, change the temperature from 0 to 30° C and record the corresponding RTD resistance in Table 1.

2.Graph the temperature-resistance characteristics of RTD below:

3.Is the graph obtained in step 2 above linear (a straight line)?

### ECET 402 Week 2 Homework

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Chapter 3

Page 104-105 Problems 24, 25, 28, 30, and 38

### ECET 402 Week 2 iLab

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1.After completing Part A of week 2 lab, complete the following table:

2.Briefly describe if you had any issues with this lab.

3.Briefly describe how you would display the temperature on the LCD display of a microcontroller system.

### ECET 402 Week 3 Homework

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Homework

1. What is the difference between static,sliding, and viscous friction?

2. An aluminum casting that weighs 10 lb is resting on a steel surface.

6.A robot arm must be able to extend 24 in. horizontally in 2 s while carrying a load of 10 lb. How much force is required, assuming the arm is accelerating all the way?

### ECET 402 Week 3 iLab

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Part A – Voltage to Frequency Converter

1.Change input voltage from 2–10 volts and record measured frequency in Table 1

2. Use the data obtained in Table 1 to graph Frequency vs. Voltage in Figure 1.

3.Is the output frequency vs. voltage graph linear?

### ECET 402 Week 4 Homework

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Week 4 Homework

Chapter 11: pp. 483–488, Problems 1, 2, 6, 8, 12, 13, and 19

1.Assume that Figure 11.25(a) is the response curve of a control system to a step function

### ECET 402 Week 4 iLab Relays and Relay Logic Controls

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ECET 402 Week 4 iLab Relays and Relay Logic Controls

### ECET 402 Week 5 Homework

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Chapter 12:

1. Draw a relay wiring diagram for a circuit that implements the simple logic diagram shown in Figure 12.36. The circuit should be in the style of Figure 12.1(a).

2. Repeat Exercise 1 except draw the circuit as a ladder diagram.

### ECET 402 Week 5 iLab Stepper Motor and Measuring Speed of a DC Motor

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Part A

Take a digital photo of your stepper motor circuit and paste it below:

Once the assembly of stepper motor circuit is completed and power is applied, observe the direction of rotation and record it here:

### ECET 402 Week 6 Homework

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P.405, #1Give an example of an open-loop control system. Explain why the system is open-loop, and identify the controller and final control element.

P.405, #2Give an example of a closed-loop control system. Explain why the system is closed-loop, and identify the sensor, controller, and final control element.

### ECET 402 Week 6 iLab

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1. Determine the overall transfer function of the system given below by hand as discussed in pre-lab. Please show your work and type the equations if you can

2. Determine the overall transfer function of the system shown above using MATLAB. Copy the MATLAB code and the overall transfer function obtained and paste them below

### ECET 402 Week 7 iLab Root Locus Plots and the Stability of a Control System

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ECET 402 Week 7 iLab Root Locus Plots and the Stability of a Control System