Astronaut Mark Uri Is Space-Traveling from Planet X to Planet

question 26

Multiple Choice

Astronaut Mark Uri is space-traveling from planet X to planet Y at a speed of relative to the planets,which are at rest relative to each other.When he is precisely halfway between the planets,a distance of 1.0 light-hour from each one as measured in the planet frame,nuclear devices are detonated on both planets.The explosions are simultaneous in Mark's frame.What is the difference in the time of arrival of the flashes from the explosions as observed by Mark?

• A)0 min
• B)180 min
• C)90 min
• D)360 min
• E)113 min

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Definitions:

Lower Price

A pricing strategy involving setting a cost below the average market price to attract customers or gain market share.

Target-Return Pricing

A pricing method whereby the price is based on the amount of investment you have put into your business.

Profit Margin

A financial metric used to assess a firm's financial health by revealing the percentage of money earned as profit.

Premium Price

Pricing goods or services higher than the market average to reflect their perceived extra value or quality.