Why are acetylene cylinders only used in the upright position?
A) To prevent acetone from being pulled out of the cylinder
B) To take advantage of natural convection
C) The upright position is more convenient because they take up less space.
D) The acetylene cylinders will roll around if they are laid sideways on the floor.
A
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What is the technician doing in this picture?
.
A) Measuring tire diameter
B) Measuring tire circumference
C) Checking for tire alignment
D) Checking the tire tread for wear
On a poorly running engine the wide band oxygen sensor can be quickly checked by ________
A) Disconnecting the sensor connector B) Disconnecting the vehicle battery C) Jumping the connector with a flashlight battery D) Jumping the connector with a jumper wire
Thevenin's theorem provides a method for:
A) simplifying complex series-parallel circuits. B) designing complex series-parallel circuits. C) building complex series-parallel circuits. D) all of these.
What component is used to turn a bus compressor on or off?
A. The drive pulley B. The electromagnetic clutch C. A centrifugal clutch D. An over-running clutch