What type of injector nozzles are used with today's direct injected engines?
A. poppet and pintle
B. pencil
C. multi-orifice and electrohydraulic
D. mechanical and pneumatic
Answer: C
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What pressure relief device should be used in gas service?
A. Safety valves B. Relief valves C. Safety relief valves D. Rupture discs
When Caterpillar fuel injector actuators are energized by the ECM drivers, voltage peaks at:
A. 5 V-DC B. 8 V-DC C. 12 V-DC D. + 108 V-DC
Which manufacturer participates with AYES?
A) Mercedes B) Honda C) Toyota D) All of these
A reciprocating compressor with leaking valves will operate with:
A) A high amp draw, high suction pressure, and high head pressure. B) A low amp draw, high suction pressure, and low head pressure. C) No amp draw, zero suction pressure, and zero head pressure. D) A low amp draw, low suction pressure, and low head pressure.