A 1.5 k? resistor is placed across four, 1.5 V cells that are connected series-aiding. The total current flow is
A) 40 mA B) 1 mA C) 4 mA D) 2 mA
C
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The inboard CV joints on the driveshaft are splined to the ________.
A) Differential pinion gears B) Output shaft C) Differential side gears D) Differential case
What happens first when there is a call-for-heat signal to a furnace equipped with a motor-driven vent damper
a. The burners light to warm a bi-metal element. b. A switch in the damper closes to start the burner. c. A motor opens the vent damper. d. The burners light to start the motor.
In a single -span mullion system for a glass curtain wall, _______.
A) one expansion anchor is provided at every alternate floor level. B) two expansion anchors are provided at every floor level. C) only one expansion anchor is provided for the entire height of the wall. D) one expansion anchor is provided at every floor level. E) two expansion anchors are provided at every alternate floor level.
To minimize corrosion in a steam boiler, the P-alkalinity of the boiler water should be maintained between _____.
a. 50 and 100 ppm b. 100 and 200 ppm c. 200 and 300 ppm d. 300 and 700 ppm