Which symbol in the figure above represents a normally open, timed-open (NOTO) contact of a timing relay?
a. A
b. B
c. C
d. D
c. C
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Technician A says that inflation pressures vary with outside temperature. Technician B says that under-inflated tires cause reduced fuel economy. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
The types of injury electricity can inflict on a person include:
A) Electrical burns. B) Electrical shock and burns. C) Electrical shock. D) Electricity cannot inflict injury.
Which one of the following statements on PLC sequencers is NOT true?
A) PLC sequencers change the output sequence bit pattern based on a comparison of an input word with stored bit patterns in sequencer registers. B) Sequencer instructions can be used individually or in pairs. C) Sequencer instructions require special sequencer modules. D) The basic PLC sequencer function provides the capability to program many steps and provide multiple outputs.
The RTD's change in resistance must be converted to a change in voltage or current so it can be usable
Indicate whether the statement is true or false