Technician A says the fuel rail delivers fuel to the fuel injectors. Technician B says the throttle body in a port fuel injection system controls the amount of fuel entering the engine Who is correct?

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


Answer: A

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If the voltage (relative to ground) on one side of a 10k? resistor is 20 V and the voltage on the other side is 10 V, the current through the resistor is:

A. 3 A B. 2 mA C. 1 A D. 1 mA E. 3 mA

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Always adjust the ________ before starting the engine to help prevent thrust bearing damage?

A) Brake pedal travel B) Clutch free play C) Driveshaft angle D) Shift linkage

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Air infiltration rates for new houses in the U.S. are typically about

a. 0.1 ach b. 1 ach c. 5 ach d. 10 ach e. 20 ach

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The shape that results from passing a plane through a cone parallel to the base is a(n):

A. ellipse B. circle C. triangle D. parabola

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