Technician A says that an advantage of an ultracapacitor (UC) in a hybrid electric vehicle is its superfast charge rate. Technician B says that an advantage of a UC in a hybrid electric vehicle is its superfast discharge rate. 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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All of the following statements are true EXCEPT:
A. when a stator is wound with a delta connection, the leads of the windings are connected together in series. B. a wye (Y) winding is used in high-output AC generator. C. a delta winding can put out about one-third more current at highway speeds than a Y-wound stator. D. because it is about one-third less efficient at idle speed, there is a problem with delta-wound AC generators.
What should the warning indicator for oil pressure do when the ignition key is turned to the run position and then after the engine is started?
A. stay off B. stay on C. on while the key is on and engine off and off while the engine is running D. on for one second and then stay off before and after the engine is started
The ____ is the base of the foundation system and is used to displace the building loads over the soil.
A. veneer B. footing C. grade beam D. anchor bolt
What information is not needed to calculate superheat setting of an air conditioning system?
A. Suction pressure at the compressor B. Evaporator inlet temperature C. Evaporator outlet temperature D. Saturation temperature of suction line from pressure temperature chart