A Small Glider Is Coasting Horizontally When Suddenly a Very

question 30

Multiple Choice

A small glider is coasting horizontally when suddenly a very heavy piece of cargo falls out of the bottom of the plane.You can neglect air resistance.Just after the cargo has fallen out

• A) the plane speeds up and the cargo slows down.
• B) the plane speeds up but the cargo does not change speed.
• C) neither the cargo nor the plane change speed.
• D) the cargo slows down but the plane does not change speed.
• E) both the cargo and the plane speed up.

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Definitions:

Private Values

A situation in auctions or market transactions where the value of an item is known only to the individual bidder or participant, not to the other bidders or the seller.

Vickrey Auction

An auction model where sealed bids are submitted, and although the item goes to the highest bidder, the price they pay is determined by the second-highest bid.

English Penny Black

The world's first adhesive postage stamp used in a public postal system, issued in Great Britain in 1840.

Self-Interest

The motivation of individuals that drives them to act in pursuit of their own desires and benefits, often considered a fundamental economic assumption.