An 8000 Kg Satellite Is Launched from the Surface of the Earth

question 82

Multiple Choice

An 8000 kg satellite is launched from the surface of the Earth into outer space. What initial speed is needed by the satellite in order to reach a great (i.e., infinite) distance from the Earth, neglecting the effects of air resistance in the atmosphere? (G = 6.67 × 10⁻¹¹ N·m²/kg², M_E = 5.97 × 10²⁴ kg, R_E = 6.37 × 10⁶ m.)

• A) 8,450 m/s.
• B) 9,200 m/s.
• C) 11,180 m/s.
• D) 18,900 m/s.
• E) 25,200 m/s.

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Definitions:

Coercive Power

A form of power that is exerted through the use of threats, punishment, or force to influence others to comply with demands or orders.

Legitimate Power

A type of power that is recognized and accepted by the society or organization in which it operates, often derived from a formal position or role.

Tacit Power

Unspoken, yet understood authority or influence that individuals or groups may hold, often derived from social positions or relationships.

Legal-Rational Authority

Is typical of modern societies. It derives from respect for the law. Laws specify how a person can achieve office. People generally believe laws are rational. If someone achieves office by following laws, people respect his or her authority.