From Laboratory Measurements, We Know That a Particular Spectral Line

question 22

Multiple Choice

From laboratory measurements, we know that a particular spectral line formed by hydrogen appears at a wavelength of 121.6 nanometers (nm) . The spectrum of a particular star shows the same hydrogen line appearing at a wavelength of 121.8 nm. What can we conclude?

• A)The star is getting hotter.
• B)The star is moving toward us.
• C)The "star" actually is a planet.
• D)The star is moving away from us.
• E)The star is getting colder.

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Definitions:

Nonconforming Transistors

Transistors that do not meet the predefined standards or specifications.

Electronics Company

A business involved in the manufacturing, design, development, or selling of electronic devices and components.

Lower Control Limit

The threshold in control charts below which the process variability is considered to be in control and acceptable.

Nonconforming Transistors

Transistors that do not meet specified criteria or operational standards set by quality control, often due to manufacturing defects.