To Measure the Mass of a Planet with the Same

question 14

Multiple Choice

To measure the mass of a planet with the same radius as Earth, an astronaut drops an object from rest (relative to the planet) from an altitude of one radius above the surface.When the object hits its speed is 4 times what it would be if the same experiment were carried out for Earth.In units of M_E (the mass of the Earth) , the mass of the planet is:

• A)2 M_E
• B)4 M_E
• C)8 M_E
• D)16 M_E
• E)32 M_E

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Definitions:

Treasury Stock

Shares that were once outstanding in the stock market but were bought back by the issuing company.

Paid-In Capital

Paid-in capital refers to the funds a company has garnered from its shareholders through the sale of stock shares.

Treasury Stock

Shares that were issued and subsequently reacquired by the company, held in the company's treasury and not considered when calculating earnings per share or dividends.

Par-Common Stock

The face value of common stock as stated in the corporate charter, which may differ from its market value.