A Disk Is Free to Rotate on a Fixed Axis

question 39

Multiple Choice

A disk is free to rotate on a fixed axis.A force of given magnitude F, in the plane of the disk, is to be applied.Of the following alternatives the greatest angular acceleration is obtained if the force is:

• A)applied tangentially halfway between the axis and the rim
• B)applied tangentially at the rim
• C)applied radially halfway between the axis and the rim
• D)applied radially at the rim
• E)applied at the rim but neither radially nor tangentially

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Definitions:

Warranty

(1) An assurance, either express or implied, by one party that the other party can rely on its representations of fact. (2) In sales, a binding promise regarding a product in the event that the product does not meet the manufacturer's or seller's promises.

Proper Tender

The act of presenting an exact amount of money in the appropriate form as payment for a debt or obligation.

Endorsers Discharged

Refers to the situation where endorsers (persons who sign documents, typically negotiable instruments, to endorse them) are released from their obligations under the instrument.

Promissory Note

A financial instrument that contains a written promise by one party to pay another party a specified sum of money either on demand or at a specified future date.