Exhaust gas recirculation (EGR) is generally not needed under all the following conditions, EXCEPT ________

A) Cruise speed B) Cold engine
C) Idle speed D) Wide open throttle (WOT)


A

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Technician A says to relieve pressure on an EFI system, a pressure gauge may be connected to the fuel pressure test port and the bleed valve on the gauge opened with the bleed hose installed in an approved container. Technician B says before fuel system components on an EFI system can be removed, the fuel system pressure must be relieved. Who is correct?

A. Technician A B. Technician B C. Both A and B D. Neither A nor B

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Sketch end views of the following weld joints in the spaces provided.

1. Square groove butt joint 2. Single bevel butt joint 3. V-groove butt joint 4. J-groove butt joint 5. U-groove butt joint

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These are conical-shaped gears, allowing the shafts of the gear and pinion to intersect at any desired angle and provide for speed change between gear and pinion.

a. bevel gear b. helical gear c. spur gear d. worm gear

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What is the distance required to stop an average passenger car when brakes are applied on a 3.3% downgrade if that vehicle was originally traveling at 35 mi/h?

What will be an ideal response?

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