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

question 36

Multiple Choice

An 8000 kg satellite is launched from the surface of the Earth into outer space. What initial kinetic energy 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) 5.00 × 10¹¹ J.
• B) 4.03 × 10¹¹ J.
• C) 3.57 × 10¹¹ J.
• D) 3.00 × 10¹¹ J.
• E) 2.35 × 10¹¹ J.

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A French political philosopher of the Enlightenment era, best known for his theory of separation of powers.

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Voltaire, the pen name of François-Marie Arouet, was a French Enlightenment writer, historian, and philosopher known for his advocacy of freedom of speech, separation of church and state, and civil liberties.