A geothermal heat pump system:
A) Uses the ground as a heat source in both heating and cooling.
B) Uses the ground as a heat source in heating and a heat sink in cooling.
C) Uses the ground as a heat sink in heating and a heat source in cooling.
D) Uses the ground as a heat sink in both heating and cooling.
B
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A(n) ____________________ provides controlled pressure to the reverse boost valve, accumulator valve, and the torque signal compensator valve.
Fill in the blank(s) with the appropriate word(s).
How is the subcooling of an air conditioning system affected that has a restriction in the liquid line?
A) The subcooling will not be affected by a low refrigerant charge B) The subcooling will be below normal C) The subcooling will fluctuate erratically D) The subcooling will be above normal
In level 2 programming systems, the programmer ____________.
A. creates a new program, entering a string of points with proper motion labels, and tests the program for proper function B. writes the basic program offline with each position having a label, but no coordinate data C. enters the positional data for each axis as well as all the motion, processing, and data gathering commands to create a program D. physically alters something in the system to change functionality
Technician A says that modern tires are engineered to be retreaded just once during their service life. Technician B says that the cost of retreading a typical truck tire is approximately 50% of the cost of a new tire. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B