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If a Disk Galaxy Is Reasonably Close and Edge-On,the Doppler

question 56

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If a disk galaxy is reasonably close and edge-on,the Doppler shift of the galaxy disk material relative to the centre can be measured at several distances from the galaxy's centre.What does this measurement tell us about the galaxy?


Definitions:

Dependent-Samples T Test

A statistical test applied to compare the means of two related groups of samples, typically used when the samples are paired or matched in some way.

Capital Intensity Ratio

A measure of how much capital is used in production, often expressed as the ratio of total assets to sales revenue.

Full Capacity

The maximum level of production or output that a facility can achieve under normal operating conditions.

Operating Capacity

The maximum output a company can produce under normal working conditions.

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