Technician A says the pressure differential valve is a hydraulically operated switch that controls the brake failure warning lamp on the instrument panel. Technician B says the pressure differential valve came into use after the advent of ABS braking. Who is correct?

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


Answer: A

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All of the following are true of Martin Luther EXCEPT

A. he was German. B. he protested against Catholic doctrines at Wittenberg in 1517. C. there was little notice of his reforms in Europe. D. he denounced the authority of priests and popes. E. he declared that the Bible was the only source of God's word.

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A joint spacing or root opening (gap) between members being welded is indicated by welding symbols or ___________________ on the print.

Fill in the blank(s) with the appropriate word(s).

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Which state is the top producer of honey in the United States?

A. Florida B. North Dakota C. South Dakota D. California

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As engine speed increases, the timing of the spark in the cylinder must be ________,

Fill in the blank(s) with the appropriate word(s).

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