A Clock Pendulum Made of Aluminum,which Has a Coefficient of Linear

question 39

Multiple Choice

A clock pendulum made of aluminum,which has a coefficient of linear expansion of 24 $\times$ 10^-6/K,has a period of exactly 1 s at 20ºC.Before a homeowner leaves town for one week,he turns the thermostat down to 10ºC.When he returns,the clock is

• A)fast by about 73 s.
• B)fast by about 7.6 min.
• C)exactly on time.
• D)slow by about 7.6 min.
• E)slow by about 73 s.

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Is the unique competitive edge or positioning that sets an entity apart from its competitors in the marketplace.

Unique

Being the only one of its kind; without equal or equivalent in characteristic or importance.

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An international coffee company and coffeehouse chain known for its specialty coffee drinks.

Geographic

Relating to geography, the study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these.