A Torque Is Applied to a Bolt by Hanging a Weight

question 48

Multiple Choice

A torque is applied to a bolt by hanging a weight w from the end of the wrench,as shown.The coordinate axis along which the torque vector is directed is

• A)y
• B)x
• C)-y
• D)-x

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Definitions:

Acetic Anhydride

A chemical compound with the formula (CH3CO)2O, used as a reagent in organic synthesis for the acetylation of alcohols or amines.

Time-series Data

Data points collected or recorded at successive times, often with equal intervals between them.

Cross-sectional Data

A type of data collected by observing many subjects at the same point of time or without regard to differences in time.

Synchronous Data

Data that is collected or updated at the same time across the system or in a coordinated manner.