Three Identical Balls Are Tied by Light Strings to the Same

question 85

Multiple Choice

Three identical balls are tied by light strings to the same rod and rotate around it, as shown below. Rank the balls according to their rotational inertia, least to greatest.

• A) 1, 2, 3
• B) 3, 2, 1
• C) 3, then 1 and 2 tie
• D) 1, 3, 2
• E) All are the same

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Definitions:

Sale-On-Approval Contract

A contract in which the seller allows the buyer to take possession of the goods before deciding whether to complete the contract by making the purchase.

Uniform Commercial Code

An all-encompassing group of laws that regulate every aspect of commercial exchanges within the United States.

Tangible

Referring to physical objects or assets that can be seen, touched, and quantified, as opposed to intangible items like rights or patents.

Conditional Sales Contract

A type of contract in which the sale itself is contingent on approval; can be either a sale-on-approval contract or a sale-or-return contract.