The main difference between a thermocouple, RTD, and thermistor is that ________

A) a thermistor produces a change in resistance, the RTD produces millivoltage, and the thermocouple produces a millivoltage
B) an RTD produces a change in resistance, the thermistor produces millivoltage, and the thermocouple produces a millivoltage
C) an RTD produces a change in resistance, the thermistor produces a change in resistance, and the thermocouple produces a millivoltage
D) a thermocouple produces a change in resistance, the RTD produces millivoltage, and the thermistor produces a millivoltage


B

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A rectangle is 22” high by 19” long. Calculate the perimeter of the rectangle, in feet, and carry the answer to two decimal places.

What will be an ideal response?

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A customer complains that the heater works sometimes, but sometimes only cold air comes out while

driving. Technician A says that the water pump is defective. Technician B says that the cooling system could be low on coolant. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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Which diagram types are most useful for understanding the operating sequence of the unit?

A) Schematic B) Pictorial C) Ladder D) Component location

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In the accompanying figure, the START button acts as both the START and jog button for the circuit. A(n) ____________________ can be used to provide the same basic type control.


Fill in the blank(s) with the appropriate word(s).

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