Airflow through a typical HVAC system is being discussed. Technician A says that outside air is always used in all heating and cooling positions. Technician B says that the temperature is controlled by blending airflow through the evaporator and heater core. Which technician is correct?

A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B


B

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The process of removing a fertilized egg from a female and implanting it in another female is:

A. embryo transfer B. artificial insemination C. sexed semen D. IVF

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The three-way catalytic converter is designed to reduce ____________________, carbon ____________________, and ____________________ of nitrogen.

Fill in the blank(s) with the appropriate word(s).

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Where does the current come from that moves the needle on an analog clamp on ammeter?

A) The battery inside the meter B) The meter uses a small amount of current from the circuit it is testing. C) No current is required to move the needle on an analog ammeter. D) The ammeter uses induction to produce a small electric current using the magnetic field surrounding the wire it is testing.

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Which of the following would most likely result if the intermediate plate drive pins in a pot type flywheel housing are not properly aligned?

A. clutch hangs-up on release B. clutch release forks bind C. release bearing grabs D. all of the above

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