What do car carrier trailers usually use to actuate several separate hydraulic circuits?

A. a battery-driven electric motor
B. several battery-driven electric motors
C. engine-driven PTO pump
D. transmission-driven PTO pump


Answer: B

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Technician A says that rpm stands for revolutions per meter. Technician B says that RPM stands for right turns per minute. Who is correct?

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Use the gas laws to find the missing value:  P1 is constant, V1 = 10 cm3, T1= 38° C, P2 is constant, T2 = 78° C, find V2 to the nearer hundredth cubic centimeters when necessary.

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

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