MFET 243, Homework page 1 of 4 MFET 243 Automated Manufacturing I Fall ‘09 Homework #3 Name (Last, First) ______________________________________________________________ Read Chapter 2 of your text book and then answer the following questions: 1) Consider the following pushbutton: How many polesdoes the pushbutton have? Answer: ____________________ 2) Consider the pushbutton shown in problem 1. Is the pushbuttonsingle throwor double throw? Answer: ____________________ 3) True or false: The pushbutton shown in problem 1 is not double break? Answer: ____________________ 4) Which of the following momentarypushbuttons have a normally closedcontact (circle the correct answer): 5) Suppose a switch on an electrical schematic is labeled “FL15”. Assuming standard naming conventions are being used, what type of switch is being employed? Answer: ____________________ 6) Which type of proximity sensor can be used to sense both metallic and nonmetallic parts? (a) Capacitive (b) Inductive
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