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 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
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?
Which diagram types are most useful for understanding the operating sequence of the unit?
A) Schematic B) Pictorial C) Ladder D) Component location
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).