Technician A says amperage is the same at any point in a series circuit. Technician B says the total resistance is the sum of all resistance in a series circuit. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
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Which of the following is an example of diatomic oxygen?
A. ozone B. a single atom of oxygen C. ambient oxygen at ground level D. oxygen combined with 2 atoms of hydrogen
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What will be an ideal response?
A technician notes that an operating air-conditioning system has ice formed on the suction line at the condensing unit. The technician can reasonably assume that:
A) The evaporator coil also is frozen over. B) The refrigerant charge is high. C) The condenser coil also is frozen over. D) The refrigerant charge is low.
The term ____ refers to a "black hole"; any data sent to this device is gone forever.
A. void B. root C. null D. console