____ is a motor control function where the motor is energized for only an instant, either to verify the direction of rotation for the motor, or possibly to position or align a machine part.
a. Plugging
b. Jogging
c. Timing
d. Contactor
b. Jogging
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What do the initials DGEBPA stand for?
What will be an ideal response?
____ means that a device conducts at a lower voltage than that which was applied to it.
a. Negative current b. Negative resistance c. Positive current d. Positive resistance
Water at 28°C flows in a straight horizontal pipe in which there is no exchange of either heat or work with the surroundings. Its velocity is 
in a pipe with an internal diameter of 2.5 cm until it flows into a section where the pipe diameter abruptly increases. What is the temperature change of the water if the downstream diameter is 3.8 cm? If it is 7.5 cm? What is the maximum temperature change for an enlargement in the pipe?
What will be an ideal response?
Where is the liquid receiver located?
A) On the high side just after the condenser B) On the low side just after the metering device C) On the high side just after the compressor D) On the low side just before the compressor