A Spacecraft (Mass = M₁) Orbits a Planet (Mass =

question 10

Multiple Choice

A spacecraft (mass = m₁) orbits a planet (mass = m₂) in a circular orbit (radius = r) . What is the minimum energy required to send this spacecraft to a distant point in space where the gravitational force on the spacecraft by the planet is negligible?

• A)Gm₁m₂/(4r)
• B)Gm₁m₂/R
• C)Gm₁m₂/(2R)
• D)Gm₁m₂/(3R)
• E)2Gm₁m₂/(5R)

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Definitions:

Explanatory Style

The tendency to use similar causal attributions for a wide variety of events in one’s life.

Self-enhancement

involves activities or thoughts that improve one’s self-esteem or self-image, often through comparison with others or focusing on positive feedback.

Internal Attributions

Ascribing the causes of behavior to personal dispositions, traits, abilities, and feelings.

Situational Factors

refers to external influences that can affect individual behavior and decision-making processes.