3_Prelab - how many samples will you need to take At what...

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ME365 PRE-LAB EXERCISE FOR LABORATORY 3 Fall 2011 1 Introduction to LabVIEW Read the ME 365 Laboratory document entitled: “ME 365 EXPERIMENT 3 INTRODUCTION TO LABVIEW”. This may be found in the “blue dividers” section of the Course notes, and then answer the following questions about the LabVIEW program development environment. 1.) What does the acronym LabVIEW stand for? 2.) What are the two main visual interfaces of LabVIEW? 3.) How does the program execution of a LabVIEW VI differ from other computer languages you’ve seen, such as C++? (Refer to Lab Manual) 4.) What are “tunnels” for? 5.) In the last portion of the lab you will be asked to sample a 500 Hz, 5.0 Volt rms sine wave. If you wish to collect exactly 20 cycles of the waveform with 50 points in each cycle,
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Unformatted text preview: how many samples will you need to take? At what rate will you need to take them? Show how you obtained your answers. ME365 PRE-LAB EXERCISE FOR LABORATORY 3 Fall 2011 2 6.) To find the components you want in LabVIEW, you have to open “Controls Palette” or “Functions Palette” on either one of the two LabVIEW’s main visual interfaces that you answered on question 2. Answer which palette you should open to find the following components. a) Merge Signals b) Toggle Switch c) Case Structure d) Progress Bar 7.) You are trying to find the sum of two arbitrary numbers using LabVIEW. How long will each of the following programs be executed after you run both VIs? (NOTE: In figure 2, all the components are located in “WHILE” loop.) Figure 1 Figure 2...
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