Technician A says that hydraulic fluid is the medium used to transmit force through a hydraulic circuit. Technician B says that most hydraulic fluids are refined from petroleum-based stocks and are seldom compatible with vehicle brake fluids. Who is correct?
A. Technician A
B. Technician B
C. Both
D. Neither
Answer: C
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When cutting pipe freehand, if the pipe is larger than three inches in diameter, ____.
A. the torch tip is always pointed away from the center of the pipe B. the torch tip is always pointed toward the center of the pipe C. the torch tip is held straight up and down D. the torch tip is held straight down
How can a technician tell which direction a solenoid valve should be installed?
What will be an ideal response?
A 74194 universal shift register has a LOW on the shift left data input, a HIGH on the shift right data input, and is loaded with 0110. Which data will the shift register contain after two clock pulses in the shift right mode?
A) 0001 B) 1011 C) 1100 D) 1101
Which device will open first if a high temperature condition exists on an electric furnace?
A. fusible link B. limit switch C. high-pressure control D. interlock