The push switch can be used as ________
A) An interface to a PLC output B) A replacement for a rotary switch
C) Either A or B D) An interface to a PLC input
D
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In example three from the chapter, what was the benefit and cost of using a driven pulley that was twice the diameter of the drive pulley?
What will be an ideal response?
Technician A says that camshafts are used to convert linear motion into rotary force. Technician B says that a valve rocker can be considered to be part of the valve train actuated by cam profile. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Resistance is measured in ____.
a. amperes b. volts c. electrons d. ohms
Most retail flower shops in the United States employ
a. more than 10 people b. fewer than 10 people c. only extremely gifted and talented workers d. none of the above