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NCCCO Mobile Crane Terminology Test Questions And Answers With Updated
Q: What is an accessory in relation to crane operations?
A: A secondary part or assembly of parts which contributes to the overall function and usefulness of a machine.
Q: What does "appointed" mean in crane operations?
A: Means assigned specific responsibilities by the employer or the employer's
representative.
Q: What is ANSI?
A: American National Standards Institute.
Q: What is an angle indicator?
A: An accessory which measures the angle of the boom to the horizontal.
Q: What is the axis of rotation in crane operations?
A: The vertical axis around which the crane superstructure rotates.
Q: What is an axle?
A: The shaft or spindle with which or about which a wheel rotates. On truck- and wheel-mounted cranes, it refers to an automotive type of axle assembly including housings, gearing, differential, bearings, and mounting appurtenances.
Q: What is an axle (bogie)?
A: Two or more automotive-type axles mounted in tandem in a frame so as to
divide the load between the axles and permit vertical oscillation of the wheels.
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