A Uniform Rod Is 2

question 81

Multiple Choice

A uniform rod is 2.0 m long. The rod is pivoted about a horizontal, frictionless pin through one end. The rod is released from rest at an angle of 30° above the horizontal. What is the angular acceleration of the rod at the instant it is released?

• A) 4.7 rad/s²
• B) 6.9 rad/s²
• C) 6.4 rad/s²
• D) 5.6 rad/s²
• E) 4.2 rad/s²

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Definitions:

Perpetual Inventory Method

An accounting method that records goods and materials inventory after every addition or subtraction, providing a continuous record of inventory levels.

General Journal Entries

Account records in the general journal that detail financial transactions and their impact on accounts.

Perpetual Inventory Method

A continuous system of recording inventory transactions immediately as they occur, providing an up-to-date record of stock levels.

General Journal Entries

General journal entries are records of financial transactions in the general journal, making note of the debit and credit of each transaction according to accounting principles.