Examlex

Solved

Compare the Brightness of the Faintest Objects You Can See

question 35

Essay

Compare the brightness of the faintest objects you can see with your naked eye,which has an aperture of approximately 1 cm,an integration time of 100 ms,and a quantum efficiency of 10 percent,to the faintest objects you can see in a CCD image taken with a 1-m telescope.Assume the CCD has a quantum efficiency of 80 percent,and the image has an integration time of 10 minutes.


Definitions:

Operating Segments

Aspects of a business for which individual financial details are accessible and are consistently reviewed by the principal operating decision maker for the purposes of resource distribution and performance assessment.

Revenue Test

An assessment used in various contexts to determine if a certain level of revenue has been achieved or to evaluate the revenue-generating capability of a business.

Operating Segments

Components of a business for which separate financial information is available and evaluated regularly by the company's decision makers.

Reportable

Pertains to events, transactions, or details that must be disclosed in official documents or reports according to regulations or standards.

Related Questions