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A projectile is fired straight up from the surface of the Moon (mass 7.3 × 10²² kg; radius 1740 km) at a speed of 2.8 km s-¹. What is its speed when it is very far (distance >> radius) from the Moon. (Ignore gravitational effects from other solar system bodies).
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Transcribed Image Text:A projectile is fired straight up from the surface of the Moon (mass 7.3 × 10²² kg; radius 1740 km) at a speed of 2.8 km s-¹. What is its speed when it is very far (distance >> radius) from the Moon. (Ignore gravitational effects from other solar system bodies).
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Step 2: Initial energy of the system
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Step 3: Energy of the projectile when it is far from the moon
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Step 4: Final velocity of projectile
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