A Spaceship of Mass M Circles a Planet (Mass =

question 47

Multiple Choice

A spaceship of mass m circles a planet (mass = M) in an orbit of radius R. How much energy is required to transfer the spaceship to a circular orbit of radius 3R?

• A) GmM/(2R)
• B) GmM/(3R)
• C) GmM/(4R)
• D) GmM/(6R)
• E) 3GmM/(4R)

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Definitions:

Management

The process of directing and controlling a group of people or an organization to achieve a set goal by using resources efficiently and effectively.

Information Dissemination

Information dissemination is the process of distributing or spreading information to a wide audience, often through various media or communication channels.

Returns to Scale

The rate at which output increases as inputs are proportionally increased, indicating either increasing, constant, or decreasing efficiency in production.

Long-Run Average Cost

The average cost per unit of output when all inputs, including capital, are variable, allowing for the adjustment of all factors in production to achieve the lowest cost.