A CD Has a Diameter of 12

question 87

Multiple Choice

A CD has a diameter of 12.0 cm.If the CD is rotating at a constant angular velocity of 20 radians per seconds,then the tangential velocity of a point on the circumference is

• A) 2.0 m/s.
• B) 1.9 m/s.
• C) 1.5 m/s.
• D) 1.2 m/s.
• E) 1.0 m/s.

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Definitions:

Credit Memo

A document issued by a seller to a buyer, reducing the amount the buyer owes to the seller under the terms of an earlier invoice.

Receiving Report

The form or electronic transmission used by the receiving personnel to indicate that materials have been received and inspected.

Supplier's Invoice

A document issued by a supplier listing the products or services provided, their quantities, and the agreed prices, to request payment from the buyer.

Purchase Order

The purchase order authorizes the purchase of the inventory from an approved vendor.