Most electronic thermostats maintain their programming when the batteries are removed using a built-in
_____.
a. diode
b. resistor
c. light cell
d. capacitor
d
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Air at 200 kPa and 30ºC is contained in a 4-m3 rigid volume; it is heated with a 100-? resistance heater that operates across an electric potential of 100 V for 20 minutes. The temperature rise of the air is nearest:
A) 36ºC B) 30ºC C) 24ºC D) 18ºC
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List two common types of tubing benders.
What will be an ideal response?
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The length of gestation in cats is commonly shorter than that of dogs
A. True B. False
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In a circuit, three wires form a junction. The currents in two of the wires are 5 A and 12 A. The current in the other wire is _____.
A. 60 A B. 17 A C. 7 A D. 7 A or 17 A
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