What moves the throttle plate on an engine equipped with an electronic throttle control (ETC) system?
A) A cable from the accelerator pedal B) An electric plunger
C) An electric motor D) A solenoid
C
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Of the various types of drain systems, open ditch systems are most practical and economical for use on:
A) soils which do not freeze during the winter. B) Vertisols. C) clay soils with poor drainage. D) soils with a deep water table. E) poorly drained soils with sandy profiles.
Among the strategies in the Ottonian system for managing the papacy was
a. the purchase of church lands. b. confiscation of church revenues for the pope’s own use. c. investing bishops and abbots with their offices. d. establishing new parishes and monasteries.
Technician A says that a relay piston in a foot valve responds to pneumatic signal from the primary section of the valve, by metering out into the secondary circuit the same pressure that acts on it. Technician B says that the further a primary piston travels through its stroke in a dual circuit foot valve, the more pressure is applied in opposition to foot pressure. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
For a metric micrometer reading of 6.54 mm, how many numbered divisions show up on the barrel?
A. 3 B. 4 C. 5 D. 6